Home / 798,593.40-1,197,890.10-745,716.60

Finding the Fourth Proportional to 798,593.40, 1,197,890.10 and 745,716.60

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Solution

The fourth proportional to 798,593.40, 1,197,890.10 and 745,716.60 is: 1,118,574.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,593.40 : 1,197,890.10 = 745,716.60 : x
  2. Step 2: Convert to fraction form
    798,593.40/1,197,890.10 = 745,716.60/x
  3. Step 3: Cross multiply
    798,593.40x = 1,197,890.10 × 745,716.60
  4. Step 4: Simplify right side
    798,593.40x = 893,286,532,545.66
  5. Step 5: Solve for x
    x = 893,286,532,545.66/798,593.40
  6. Step 6: Final answer
    x = 1,118,574.90

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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.