Home / 1,358,061.22-1,874,115.51-746,220.63

Finding the Fourth Proportional to 1,358,061.22, 1,874,115.51 and 746,220.63

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Solution

The fourth proportional to 1,358,061.22, 1,874,115.51 and 746,220.63 is: 1,029,779.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,061.22 : 1,874,115.51 = 746,220.63 : x
  2. Step 2: Convert to fraction form
    1,358,061.22/1,874,115.51 = 746,220.63/x
  3. Step 3: Cross multiply
    1,358,061.22x = 1,874,115.51 × 746,220.63
  4. Step 4: Simplify right side
    1,358,061.22x = 1,398,503,656,564.97
  5. Step 5: Solve for x
    x = 1,398,503,656,564.97/1,358,061.22
  6. Step 6: Final answer
    x = 1,029,779.54

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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.