Home / 1,352,377.32-1,866,198.15-740,537.34

Finding the Fourth Proportional to 1,352,377.32, 1,866,198.15 and 740,537.34

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Solution

The fourth proportional to 1,352,377.32, 1,866,198.15 and 740,537.34 is: 1,021,896.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,377.32 : 1,866,198.15 = 740,537.34 : x
  2. Step 2: Convert to fraction form
    1,352,377.32/1,866,198.15 = 740,537.34/x
  3. Step 3: Cross multiply
    1,352,377.32x = 1,866,198.15 × 740,537.34
  4. Step 4: Simplify right side
    1,352,377.32x = 1,381,989,413,913.92
  5. Step 5: Solve for x
    x = 1,381,989,413,913.92/1,352,377.32
  6. Step 6: Final answer
    x = 1,021,896.33

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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.