Home / 1,140,023.39-1,709,069.28-499,841.96

Finding the Fourth Proportional to 1,140,023.39, 1,709,069.28 and 499,841.96

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Solution

The fourth proportional to 1,140,023.39, 1,709,069.28 and 499,841.96 is: 749,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,023.39 : 1,709,069.28 = 499,841.96 : x
  2. Step 2: Convert to fraction form
    1,140,023.39/1,709,069.28 = 499,841.96/x
  3. Step 3: Cross multiply
    1,140,023.39x = 1,709,069.28 × 499,841.96
  4. Step 4: Simplify right side
    1,140,023.39x = 854,264,541,089.26
  5. Step 5: Solve for x
    x = 854,264,541,089.26/1,140,023.39
  6. Step 6: Final answer
    x = 749,339.48

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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.