Home / 2,657,677.43-3,987,097.53-860,742.55

Finding the Fourth Proportional to 2,657,677.43, 3,987,097.53 and 860,742.55

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Solution

The fourth proportional to 2,657,677.43, 3,987,097.53 and 860,742.55 is: 1,291,302.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,677.43 : 3,987,097.53 = 860,742.55 : x
  2. Step 2: Convert to fraction form
    2,657,677.43/3,987,097.53 = 860,742.55/x
  3. Step 3: Cross multiply
    2,657,677.43x = 3,987,097.53 × 860,742.55
  4. Step 4: Simplify right side
    2,657,677.43x = 3,431,864,496,826.99
  5. Step 5: Solve for x
    x = 3,431,864,496,826.99/2,657,677.43
  6. Step 6: Final answer
    x = 1,291,302.12

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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.