Home / 1,691,321.60-2,537,355.54-493,337.67

Finding the Fourth Proportional to 1,691,321.60, 2,537,355.54 and 493,337.67

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Solution

The fourth proportional to 1,691,321.60, 2,537,355.54 and 493,337.67 is: 740,115.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,321.60 : 2,537,355.54 = 493,337.67 : x
  2. Step 2: Convert to fraction form
    1,691,321.60/2,537,355.54 = 493,337.67/x
  3. Step 3: Cross multiply
    1,691,321.60x = 2,537,355.54 × 493,337.67
  4. Step 4: Simplify right side
    1,691,321.60x = 1,251,773,070,065.19
  5. Step 5: Solve for x
    x = 1,251,773,070,065.19/1,691,321.60
  6. Step 6: Final answer
    x = 740,115.35

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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.