Home / 3,175,869.40-4,761,126.14-1,377,398.32

Finding the Fourth Proportional to 3,175,869.40, 4,761,126.14 and 1,377,398.32

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Solution

The fourth proportional to 3,175,869.40, 4,761,126.14 and 1,377,398.32 is: 2,064,936.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,869.40 : 4,761,126.14 = 1,377,398.32 : x
  2. Step 2: Convert to fraction form
    3,175,869.40/4,761,126.14 = 1,377,398.32/x
  3. Step 3: Cross multiply
    3,175,869.40x = 4,761,126.14 × 1,377,398.32
  4. Step 4: Simplify right side
    3,175,869.40x = 6,557,967,127,754.28
  5. Step 5: Solve for x
    x = 6,557,967,127,754.28/3,175,869.40
  6. Step 6: Final answer
    x = 2,064,936.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.