Home / 1,177,007.40-1,766,432.70-545,999.40

Finding the Fourth Proportional to 1,177,007.40, 1,766,432.70 and 545,999.40

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Solution

The fourth proportional to 1,177,007.40, 1,766,432.70 and 545,999.40 is: 819,426.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,007.40 : 1,766,432.70 = 545,999.40 : x
  2. Step 2: Convert to fraction form
    1,177,007.40/1,766,432.70 = 545,999.40/x
  3. Step 3: Cross multiply
    1,177,007.40x = 1,766,432.70 × 545,999.40
  4. Step 4: Simplify right side
    1,177,007.40x = 964,471,194,340.38
  5. Step 5: Solve for x
    x = 964,471,194,340.38/1,177,007.40
  6. Step 6: Final answer
    x = 819,426.62

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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.