Home / 1,330,356.60-1,995,794.10-531,502.20

Finding the Fourth Proportional to 1,330,356.60, 1,995,794.10 and 531,502.20

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Solution

The fourth proportional to 1,330,356.60, 1,995,794.10 and 531,502.20 is: 797,356.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,356.60 : 1,995,794.10 = 531,502.20 : x
  2. Step 2: Convert to fraction form
    1,330,356.60/1,995,794.10 = 531,502.20/x
  3. Step 3: Cross multiply
    1,330,356.60x = 1,995,794.10 × 531,502.20
  4. Step 4: Simplify right side
    1,330,356.60x = 1,060,768,954,897.02
  5. Step 5: Solve for x
    x = 1,060,768,954,897.02/1,330,356.60
  6. Step 6: Final answer
    x = 797,356.86

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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.