Home / 3,137,948.74-4,330,187.13-1,761,164.74

Finding the Fourth Proportional to 3,137,948.74, 4,330,187.13 and 1,761,164.74

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Solution

The fourth proportional to 3,137,948.74, 4,330,187.13 and 1,761,164.74 is: 2,430,305.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137,948.74 : 4,330,187.13 = 1,761,164.74 : x
  2. Step 2: Convert to fraction form
    3,137,948.74/4,330,187.13 = 1,761,164.74/x
  3. Step 3: Cross multiply
    3,137,948.74x = 4,330,187.13 × 1,761,164.74
  4. Step 4: Simplify right side
    3,137,948.74x = 7,626,172,890,957.80
  5. Step 5: Solve for x
    x = 7,626,172,890,957.80/3,137,948.74
  6. Step 6: Final answer
    x = 2,430,305.12

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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.