Home / 1,617,116.70-2,425,891.05-551,891.10

Finding the Fourth Proportional to 1,617,116.70, 2,425,891.05 and 551,891.10

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Solution

The fourth proportional to 1,617,116.70, 2,425,891.05 and 551,891.10 is: 827,910.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,116.70 : 2,425,891.05 = 551,891.10 : x
  2. Step 2: Convert to fraction form
    1,617,116.70/2,425,891.05 = 551,891.10/x
  3. Step 3: Cross multiply
    1,617,116.70x = 2,425,891.05 × 551,891.10
  4. Step 4: Simplify right side
    1,617,116.70x = 1,338,827,680,064.65
  5. Step 5: Solve for x
    x = 1,338,827,680,064.65/1,617,116.70
  6. Step 6: Final answer
    x = 827,910.37

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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.