Home / 1,657,578.62-2,287,253.88-1,045,500.20

Finding the Fourth Proportional to 1,657,578.62, 2,287,253.88 and 1,045,500.20

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Solution

The fourth proportional to 1,657,578.62, 2,287,253.88 and 1,045,500.20 is: 1,442,661.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,578.62 : 2,287,253.88 = 1,045,500.20 : x
  2. Step 2: Convert to fraction form
    1,657,578.62/2,287,253.88 = 1,045,500.20/x
  3. Step 3: Cross multiply
    1,657,578.62x = 2,287,253.88 × 1,045,500.20
  4. Step 4: Simplify right side
    1,657,578.62x = 2,391,324,377,554.51
  5. Step 5: Solve for x
    x = 2,391,324,377,554.51/1,657,578.62
  6. Step 6: Final answer
    x = 1,442,661.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.