Home / 1,193,267.68-1,646,677.80-649,391.76

Finding the Fourth Proportional to 1,193,267.68, 1,646,677.80 and 649,391.76

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Solution

The fourth proportional to 1,193,267.68, 1,646,677.80 and 649,391.76 is: 896,143.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,267.68 : 1,646,677.80 = 649,391.76 : x
  2. Step 2: Convert to fraction form
    1,193,267.68/1,646,677.80 = 649,391.76/x
  3. Step 3: Cross multiply
    1,193,267.68x = 1,646,677.80 × 649,391.76
  4. Step 4: Simplify right side
    1,193,267.68x = 1,069,338,994,694.93
  5. Step 5: Solve for x
    x = 1,069,338,994,694.93/1,193,267.68
  6. Step 6: Final answer
    x = 896,143.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.