Home / 1,105,177.79-1,657,766.67-395,162.76

Finding the Fourth Proportional to 1,105,177.79, 1,657,766.67 and 395,162.76

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Solution

The fourth proportional to 1,105,177.79, 1,657,766.67 and 395,162.76 is: 592,744.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,177.79 : 1,657,766.67 = 395,162.76 : x
  2. Step 2: Convert to fraction form
    1,105,177.79/1,657,766.67 = 395,162.76/x
  3. Step 3: Cross multiply
    1,105,177.79x = 1,657,766.67 × 395,162.76
  4. Step 4: Simplify right side
    1,105,177.79x = 655,087,652,753.21
  5. Step 5: Solve for x
    x = 655,087,652,753.21/1,105,177.79
  6. Step 6: Final answer
    x = 592,744.14

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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.