Home / 2,912,998.05-4,369,497.08-1,852,740.45

Finding the Fourth Proportional to 2,912,998.05, 4,369,497.08 and 1,852,740.45

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Solution

The fourth proportional to 2,912,998.05, 4,369,497.08 and 1,852,740.45 is: 2,779,110.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,998.05 : 4,369,497.08 = 1,852,740.45 : x
  2. Step 2: Convert to fraction form
    2,912,998.05/4,369,497.08 = 1,852,740.45/x
  3. Step 3: Cross multiply
    2,912,998.05x = 4,369,497.08 × 1,852,740.45
  4. Step 4: Simplify right side
    2,912,998.05x = 8,095,543,977,009.18
  5. Step 5: Solve for x
    x = 8,095,543,977,009.18/2,912,998.05
  6. Step 6: Final answer
    x = 2,779,110.68

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.