Home / 1,177,038.02-1,764,332.30-545,432.42

Finding the Fourth Proportional to 1,177,038.02, 1,764,332.30 and 545,432.42

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Solution

The fourth proportional to 1,177,038.02, 1,764,332.30 and 545,432.42 is: 817,581.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,038.02 : 1,764,332.30 = 545,432.42 : x
  2. Step 2: Convert to fraction form
    1,177,038.02/1,764,332.30 = 545,432.42/x
  3. Step 3: Cross multiply
    1,177,038.02x = 1,764,332.30 × 545,432.42
  4. Step 4: Simplify right side
    1,177,038.02x = 962,324,036,073.17
  5. Step 5: Solve for x
    x = 962,324,036,073.17/1,177,038.02
  6. Step 6: Final answer
    x = 817,581.10

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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.