Home / 1,140,022.64-1,709,068.15-499,841.22

Finding the Fourth Proportional to 1,140,022.64, 1,709,068.15 and 499,841.22

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Solution

The fourth proportional to 1,140,022.64, 1,709,068.15 and 499,841.22 is: 749,338.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,022.64 : 1,709,068.15 = 499,841.22 : x
  2. Step 2: Convert to fraction form
    1,140,022.64/1,709,068.15 = 499,841.22/x
  3. Step 3: Cross multiply
    1,140,022.64x = 1,709,068.15 × 499,841.22
  4. Step 4: Simplify right side
    1,140,022.64x = 854,262,707,909.54
  5. Step 5: Solve for x
    x = 854,262,707,909.54/1,140,022.64
  6. Step 6: Final answer
    x = 749,338.37

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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.