Home / 1,549,355.60-2,324,167.35-427,424.60

Finding the Fourth Proportional to 1,549,355.60, 2,324,167.35 and 427,424.60

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Solution

The fourth proportional to 1,549,355.60, 2,324,167.35 and 427,424.60 is: 641,173.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,355.60 : 2,324,167.35 = 427,424.60 : x
  2. Step 2: Convert to fraction form
    1,549,355.60/2,324,167.35 = 427,424.60/x
  3. Step 3: Cross multiply
    1,549,355.60x = 2,324,167.35 × 427,424.60
  4. Step 4: Simplify right side
    1,549,355.60x = 993,406,286,148.85
  5. Step 5: Solve for x
    x = 993,406,286,148.85/1,549,355.60
  6. Step 6: Final answer
    x = 641,173.85

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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.