Home / 2,910,330.90-4,365,496.35-2,779,694.10

Finding the Fourth Proportional to 2,910,330.90, 4,365,496.35 and 2,779,694.10

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Solution

The fourth proportional to 2,910,330.90, 4,365,496.35 and 2,779,694.10 is: 4,169,541.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,330.90 : 4,365,496.35 = 2,779,694.10 : x
  2. Step 2: Convert to fraction form
    2,910,330.90/4,365,496.35 = 2,779,694.10/x
  3. Step 3: Cross multiply
    2,910,330.90x = 4,365,496.35 × 2,779,694.10
  4. Step 4: Simplify right side
    2,910,330.90x = 12,134,744,447,666.54
  5. Step 5: Solve for x
    x = 12,134,744,447,666.54/2,910,330.90
  6. Step 6: Final answer
    x = 4,169,541.15

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Double scale
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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.