Home / 3,175,870.61-4,761,127.89-1,377,399.53

Finding the Fourth Proportional to 3,175,870.61, 4,761,127.89 and 1,377,399.53

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Solution

The fourth proportional to 3,175,870.61, 4,761,127.89 and 1,377,399.53 is: 2,064,937.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,870.61 : 4,761,127.89 = 1,377,399.53 : x
  2. Step 2: Convert to fraction form
    3,175,870.61/4,761,127.89 = 1,377,399.53/x
  3. Step 3: Cross multiply
    3,175,870.61x = 4,761,127.89 × 1,377,399.53
  4. Step 4: Simplify right side
    3,175,870.61x = 6,557,975,329,858.71
  5. Step 5: Solve for x
    x = 6,557,975,329,858.71/3,175,870.61
  6. Step 6: Final answer
    x = 2,064,937.82

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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.