Home / 1,010,478.20-1,515,717.30-610,913.30

Finding the Fourth Proportional to 1,010,478.20, 1,515,717.30 and 610,913.30

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Solution

The fourth proportional to 1,010,478.20, 1,515,717.30 and 610,913.30 is: 916,369.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,478.20 : 1,515,717.30 = 610,913.30 : x
  2. Step 2: Convert to fraction form
    1,010,478.20/1,515,717.30 = 610,913.30/x
  3. Step 3: Cross multiply
    1,010,478.20x = 1,515,717.30 × 610,913.30
  4. Step 4: Simplify right side
    1,010,478.20x = 925,971,857,610.09
  5. Step 5: Solve for x
    x = 925,971,857,610.09/1,010,478.20
  6. Step 6: Final answer
    x = 916,369.95

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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.