Home / 2,487,620.40-3,731,430.60-804,723.90

Finding the Fourth Proportional to 2,487,620.40, 3,731,430.60 and 804,723.90

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Solution

The fourth proportional to 2,487,620.40, 3,731,430.60 and 804,723.90 is: 1,207,085.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,620.40 : 3,731,430.60 = 804,723.90 : x
  2. Step 2: Convert to fraction form
    2,487,620.40/3,731,430.60 = 804,723.90/x
  3. Step 3: Cross multiply
    2,487,620.40x = 3,731,430.60 × 804,723.90
  4. Step 4: Simplify right side
    2,487,620.40x = 3,002,771,385,011.34
  5. Step 5: Solve for x
    x = 3,002,771,385,011.34/2,487,620.40
  6. Step 6: Final answer
    x = 1,207,085.85

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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.