Home / 807,488.70-1,211,233.05-732,693.30

Finding the Fourth Proportional to 807,488.70, 1,211,233.05 and 732,693.30

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Solution

The fourth proportional to 807,488.70, 1,211,233.05 and 732,693.30 is: 1,099,039.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,488.70 : 1,211,233.05 = 732,693.30 : x
  2. Step 2: Convert to fraction form
    807,488.70/1,211,233.05 = 732,693.30/x
  3. Step 3: Cross multiply
    807,488.70x = 1,211,233.05 × 732,693.30
  4. Step 4: Simplify right side
    807,488.70x = 887,462,340,473.57
  5. Step 5: Solve for x
    x = 887,462,340,473.57/807,488.70
  6. Step 6: Final answer
    x = 1,099,039.95

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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.