Home / 3,175,870.40-4,761,127.63-1,377,399.32

Finding the Fourth Proportional to 3,175,870.40, 4,761,127.63 and 1,377,399.32

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Solution

The fourth proportional to 3,175,870.40, 4,761,127.63 and 1,377,399.32 is: 2,064,937.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,870.40 : 4,761,127.63 = 1,377,399.32 : x
  2. Step 2: Convert to fraction form
    3,175,870.40/4,761,127.63 = 1,377,399.32/x
  3. Step 3: Cross multiply
    3,175,870.40x = 4,761,127.63 × 1,377,399.32
  4. Step 4: Simplify right side
    3,175,870.40x = 6,557,973,959,995.21
  5. Step 5: Solve for x
    x = 6,557,973,959,995.21/3,175,870.40
  6. Step 6: Final answer
    x = 2,064,937.52

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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.