Home / 1,093,267.20-1,639,900.80-671,174.40

Finding the Fourth Proportional to 1,093,267.20, 1,639,900.80 and 671,174.40

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Solution

The fourth proportional to 1,093,267.20, 1,639,900.80 and 671,174.40 is: 1,006,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,267.20 : 1,639,900.80 = 671,174.40 : x
  2. Step 2: Convert to fraction form
    1,093,267.20/1,639,900.80 = 671,174.40/x
  3. Step 3: Cross multiply
    1,093,267.20x = 1,639,900.80 × 671,174.40
  4. Step 4: Simplify right side
    1,093,267.20x = 1,100,659,435,499.52
  5. Step 5: Solve for x
    x = 1,100,659,435,499.52/1,093,267.20
  6. Step 6: Final answer
    x = 1,006,761.60

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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.