Home / 4,676,175.60-7,012,513.80-1,642,369.20

Finding the Fourth Proportional to 4,676,175.60, 7,012,513.80 and 1,642,369.20

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Solution

The fourth proportional to 4,676,175.60, 7,012,513.80 and 1,642,369.20 is: 2,462,939.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676,175.60 : 7,012,513.80 = 1,642,369.20 : x
  2. Step 2: Convert to fraction form
    4,676,175.60/7,012,513.80 = 1,642,369.20/x
  3. Step 3: Cross multiply
    4,676,175.60x = 7,012,513.80 × 1,642,369.20
  4. Step 4: Simplify right side
    4,676,175.60x = 11,517,136,679,694.96
  5. Step 5: Solve for x
    x = 11,517,136,679,694.96/4,676,175.60
  6. Step 6: Final answer
    x = 2,462,939.30

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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.