Home / 1,169,071.20-1,613,339.60-659,675.20

Finding the Fourth Proportional to 1,169,071.20, 1,613,339.60 and 659,675.20

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Solution

The fourth proportional to 1,169,071.20, 1,613,339.60 and 659,675.20 is: 910,363.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,071.20 : 1,613,339.60 = 659,675.20 : x
  2. Step 2: Convert to fraction form
    1,169,071.20/1,613,339.60 = 659,675.20/x
  3. Step 3: Cross multiply
    1,169,071.20x = 1,613,339.60 × 659,675.20
  4. Step 4: Simplify right side
    1,169,071.20x = 1,064,280,123,297.92
  5. Step 5: Solve for x
    x = 1,064,280,123,297.92/1,169,071.20
  6. Step 6: Final answer
    x = 910,363.82

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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.