Home / 1,141,580.28-1,711,044.18-431,156.28

Finding the Fourth Proportional to 1,141,580.28, 1,711,044.18 and 431,156.28

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Solution

The fourth proportional to 1,141,580.28, 1,711,044.18 and 431,156.28 is: 646,233.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,580.28 : 1,711,044.18 = 431,156.28 : x
  2. Step 2: Convert to fraction form
    1,141,580.28/1,711,044.18 = 431,156.28/x
  3. Step 3: Cross multiply
    1,141,580.28x = 1,711,044.18 × 431,156.28
  4. Step 4: Simplify right side
    1,141,580.28x = 737,727,443,564.45
  5. Step 5: Solve for x
    x = 737,727,443,564.45/1,141,580.28
  6. Step 6: Final answer
    x = 646,233.52

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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.