Home / 2,007,432.40-2,766,428.28-1,970,535.28

Finding the Fourth Proportional to 2,007,432.40, 2,766,428.28 and 1,970,535.28

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Solution

The fourth proportional to 2,007,432.40, 2,766,428.28 and 1,970,535.28 is: 2,715,580.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007,432.40 : 2,766,428.28 = 1,970,535.28 : x
  2. Step 2: Convert to fraction form
    2,007,432.40/2,766,428.28 = 1,970,535.28/x
  3. Step 3: Cross multiply
    2,007,432.40x = 2,766,428.28 × 1,970,535.28
  4. Step 4: Simplify right side
    2,007,432.40x = 5,451,344,525,329.72
  5. Step 5: Solve for x
    x = 5,451,344,525,329.72/2,007,432.40
  6. Step 6: Final answer
    x = 2,715,580.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.