Home / 3,677,781.20-5,514,047.40-1,654,368.80

Finding the Fourth Proportional to 3,677,781.20, 5,514,047.40 and 1,654,368.80

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Solution

The fourth proportional to 3,677,781.20, 5,514,047.40 and 1,654,368.80 is: 2,480,372.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677,781.20 : 5,514,047.40 = 1,654,368.80 : x
  2. Step 2: Convert to fraction form
    3,677,781.20/5,514,047.40 = 1,654,368.80/x
  3. Step 3: Cross multiply
    3,677,781.20x = 5,514,047.40 × 1,654,368.80
  4. Step 4: Simplify right side
    3,677,781.20x = 9,122,267,980,281.12
  5. Step 5: Solve for x
    x = 9,122,267,980,281.12/3,677,781.20
  6. Step 6: Final answer
    x = 2,480,372.67

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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.