Home / 1,009,344.62-1,509,414.57-753,357.74

Finding the Fourth Proportional to 1,009,344.62, 1,509,414.57 and 753,357.74

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Solution

The fourth proportional to 1,009,344.62, 1,509,414.57 and 753,357.74 is: 1,126,601.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,344.62 : 1,509,414.57 = 753,357.74 : x
  2. Step 2: Convert to fraction form
    1,009,344.62/1,509,414.57 = 753,357.74/x
  3. Step 3: Cross multiply
    1,009,344.62x = 1,509,414.57 × 753,357.74
  4. Step 4: Simplify right side
    1,009,344.62x = 1,137,129,147,995.25
  5. Step 5: Solve for x
    x = 1,137,129,147,995.25/1,009,344.62
  6. Step 6: Final answer
    x = 1,126,601.49

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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.