Home / 5,354,265.20-8,031,397.80-1,808,409.20

Finding the Fourth Proportional to 5,354,265.20, 8,031,397.80 and 1,808,409.20

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Solution

The fourth proportional to 5,354,265.20, 8,031,397.80 and 1,808,409.20 is: 2,712,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354,265.20 : 8,031,397.80 = 1,808,409.20 : x
  2. Step 2: Convert to fraction form
    5,354,265.20/8,031,397.80 = 1,808,409.20/x
  3. Step 3: Cross multiply
    5,354,265.20x = 8,031,397.80 × 1,808,409.20
  4. Step 4: Simplify right side
    5,354,265.20x = 14,524,053,670,379.76
  5. Step 5: Solve for x
    x = 14,524,053,670,379.76/5,354,265.20
  6. Step 6: Final answer
    x = 2,712,613.80

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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.