Home / 1,142,359.74-1,713,539.61-581,787.90

Finding the Fourth Proportional to 1,142,359.74, 1,713,539.61 and 581,787.90

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Solution

The fourth proportional to 1,142,359.74, 1,713,539.61 and 581,787.90 is: 872,681.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,359.74 : 1,713,539.61 = 581,787.90 : x
  2. Step 2: Convert to fraction form
    1,142,359.74/1,713,539.61 = 581,787.90/x
  3. Step 3: Cross multiply
    1,142,359.74x = 1,713,539.61 × 581,787.90
  4. Step 4: Simplify right side
    1,142,359.74x = 996,916,611,268.72
  5. Step 5: Solve for x
    x = 996,916,611,268.72/1,142,359.74
  6. Step 6: Final answer
    x = 872,681.85

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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.