Home / 1,321,937.74-1,824,269.34-749,087.38

Finding the Fourth Proportional to 1,321,937.74, 1,824,269.34 and 749,087.38

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Solution

The fourth proportional to 1,321,937.74, 1,824,269.34 and 749,087.38 is: 1,033,737.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,937.74 : 1,824,269.34 = 749,087.38 : x
  2. Step 2: Convert to fraction form
    1,321,937.74/1,824,269.34 = 749,087.38/x
  3. Step 3: Cross multiply
    1,321,937.74x = 1,824,269.34 × 749,087.38
  4. Step 4: Simplify right side
    1,321,937.74x = 1,366,537,140,314.93
  5. Step 5: Solve for x
    x = 1,366,537,140,314.93/1,321,937.74
  6. Step 6: Final answer
    x = 1,033,737.90

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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.