Home / 1,031,566.20-1,547,349.30-942,919.80

Finding the Fourth Proportional to 1,031,566.20, 1,547,349.30 and 942,919.80

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Solution

The fourth proportional to 1,031,566.20, 1,547,349.30 and 942,919.80 is: 1,414,379.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,566.20 : 1,547,349.30 = 942,919.80 : x
  2. Step 2: Convert to fraction form
    1,031,566.20/1,547,349.30 = 942,919.80/x
  3. Step 3: Cross multiply
    1,031,566.20x = 1,547,349.30 × 942,919.80
  4. Step 4: Simplify right side
    1,031,566.20x = 1,459,026,292,486.14
  5. Step 5: Solve for x
    x = 1,459,026,292,486.14/1,031,566.20
  6. Step 6: Final answer
    x = 1,414,379.70

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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.