Home / 1,118,493.80-1,543,520.91-609,196.17

Finding the Fourth Proportional to 1,118,493.80, 1,543,520.91 and 609,196.17

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Solution

The fourth proportional to 1,118,493.80, 1,543,520.91 and 609,196.17 is: 840,690.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,493.80 : 1,543,520.91 = 609,196.17 : x
  2. Step 2: Convert to fraction form
    1,118,493.80/1,543,520.91 = 609,196.17/x
  3. Step 3: Cross multiply
    1,118,493.80x = 1,543,520.91 × 609,196.17
  4. Step 4: Simplify right side
    1,118,493.80x = 940,307,034,759.60
  5. Step 5: Solve for x
    x = 940,307,034,759.60/1,118,493.80
  6. Step 6: Final answer
    x = 840,690.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.