Home / 1,475,306.52-2,035,920.06-830,729.40

Finding the Fourth Proportional to 1,475,306.52, 2,035,920.06 and 830,729.40

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Solution

The fourth proportional to 1,475,306.52, 2,035,920.06 and 830,729.40 is: 1,146,404.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,306.52 : 2,035,920.06 = 830,729.40 : x
  2. Step 2: Convert to fraction form
    1,475,306.52/2,035,920.06 = 830,729.40/x
  3. Step 3: Cross multiply
    1,475,306.52x = 2,035,920.06 × 830,729.40
  4. Step 4: Simplify right side
    1,475,306.52x = 1,691,298,649,891.76
  5. Step 5: Solve for x
    x = 1,691,298,649,891.76/1,475,306.52
  6. Step 6: Final answer
    x = 1,146,404.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.