Home / 1,186,127.28-1,778,508.90-365,253

Finding the Fourth Proportional to 1,186,127.28, 1,778,508.90 and 365,253

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Solution

The fourth proportional to 1,186,127.28, 1,778,508.90 and 365,253 is: 547,669.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,127.28 : 1,778,508.90 = 365,253 : x
  2. Step 2: Convert to fraction form
    1,186,127.28/1,778,508.90 = 365,253/x
  3. Step 3: Cross multiply
    1,186,127.28x = 1,778,508.90 × 365,253
  4. Step 4: Simplify right side
    1,186,127.28x = 649,605,711,251.70
  5. Step 5: Solve for x
    x = 649,605,711,251.70/1,186,127.28
  6. Step 6: Final answer
    x = 547,669.48

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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.