Home / 920,777.34-1,381,166.01-868,799.10

Finding the Fourth Proportional to 920,777.34, 1,381,166.01 and 868,799.10

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Solution

The fourth proportional to 920,777.34, 1,381,166.01 and 868,799.10 is: 1,303,198.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,777.34 : 1,381,166.01 = 868,799.10 : x
  2. Step 2: Convert to fraction form
    920,777.34/1,381,166.01 = 868,799.10/x
  3. Step 3: Cross multiply
    920,777.34x = 1,381,166.01 × 868,799.10
  4. Step 4: Simplify right side
    920,777.34x = 1,199,955,786,438.59
  5. Step 5: Solve for x
    x = 1,199,955,786,438.59/920,777.34
  6. Step 6: Final answer
    x = 1,303,198.65

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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.