Home / 1,357,711.55-1,873,433.86-784,641.14

Finding the Fourth Proportional to 1,357,711.55, 1,873,433.86 and 784,641.14

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Solution

The fourth proportional to 1,357,711.55, 1,873,433.86 and 784,641.14 is: 1,082,684.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,711.55 : 1,873,433.86 = 784,641.14 : x
  2. Step 2: Convert to fraction form
    1,357,711.55/1,873,433.86 = 784,641.14/x
  3. Step 3: Cross multiply
    1,357,711.55x = 1,873,433.86 × 784,641.14
  4. Step 4: Simplify right side
    1,357,711.55x = 1,469,973,270,257.83
  5. Step 5: Solve for x
    x = 1,469,973,270,257.83/1,357,711.55
  6. Step 6: Final answer
    x = 1,082,684.52

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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.