Home / 1,899,518.90-2,849,280.98-551,685.38

Finding the Fourth Proportional to 1,899,518.90, 2,849,280.98 and 551,685.38

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Solution

The fourth proportional to 1,899,518.90, 2,849,280.98 and 551,685.38 is: 827,528.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,518.90 : 2,849,280.98 = 551,685.38 : x
  2. Step 2: Convert to fraction form
    1,899,518.90/2,849,280.98 = 551,685.38/x
  3. Step 3: Cross multiply
    1,899,518.90x = 2,849,280.98 × 551,685.38
  4. Step 4: Simplify right side
    1,899,518.90x = 1,571,906,643,173.24
  5. Step 5: Solve for x
    x = 1,571,906,643,173.24/1,899,518.90
  6. Step 6: Final answer
    x = 827,528.83

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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.