Home / 1,338,189.18-1,846,651.57-726,328.93

Finding the Fourth Proportional to 1,338,189.18, 1,846,651.57 and 726,328.93

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Solution

The fourth proportional to 1,338,189.18, 1,846,651.57 and 726,328.93 is: 1,002,307.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,189.18 : 1,846,651.57 = 726,328.93 : x
  2. Step 2: Convert to fraction form
    1,338,189.18/1,846,651.57 = 726,328.93/x
  3. Step 3: Cross multiply
    1,338,189.18x = 1,846,651.57 × 726,328.93
  4. Step 4: Simplify right side
    1,338,189.18x = 1,341,276,458,920.92
  5. Step 5: Solve for x
    x = 1,341,276,458,920.92/1,338,189.18
  6. Step 6: Final answer
    x = 1,002,307.06

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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.