Home / 5,652,123.60-8,479,508.40-1,865,602.80

Finding the Fourth Proportional to 5,652,123.60, 8,479,508.40 and 1,865,602.80

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Solution

The fourth proportional to 5,652,123.60, 8,479,508.40 and 1,865,602.80 is: 2,798,840.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652,123.60 : 8,479,508.40 = 1,865,602.80 : x
  2. Step 2: Convert to fraction form
    5,652,123.60/8,479,508.40 = 1,865,602.80/x
  3. Step 3: Cross multiply
    5,652,123.60x = 8,479,508.40 × 1,865,602.80
  4. Step 4: Simplify right side
    5,652,123.60x = 15,819,394,613,663.52
  5. Step 5: Solve for x
    x = 15,819,394,613,663.52/5,652,123.60
  6. Step 6: Final answer
    x = 2,798,840.88

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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.