Home / 4,723,764.30-7,086,337.65-1,528,346.70

Finding the Fourth Proportional to 4,723,764.30, 7,086,337.65 and 1,528,346.70

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Solution

The fourth proportional to 4,723,764.30, 7,086,337.65 and 1,528,346.70 is: 2,292,743.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723,764.30 : 7,086,337.65 = 1,528,346.70 : x
  2. Step 2: Convert to fraction form
    4,723,764.30/7,086,337.65 = 1,528,346.70/x
  3. Step 3: Cross multiply
    4,723,764.30x = 7,086,337.65 × 1,528,346.70
  4. Step 4: Simplify right side
    4,723,764.30x = 10,830,380,762,463.26
  5. Step 5: Solve for x
    x = 10,830,380,762,463.26/4,723,764.30
  6. Step 6: Final answer
    x = 2,292,743.68

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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.