Home / 1,297,252.20-1,945,878.20-657,456.29

Finding the Fourth Proportional to 1,297,252.20, 1,945,878.20 and 657,456.29

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Solution

The fourth proportional to 1,297,252.20, 1,945,878.20 and 657,456.29 is: 986,184.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,252.20 : 1,945,878.20 = 657,456.29 : x
  2. Step 2: Convert to fraction form
    1,297,252.20/1,945,878.20 = 657,456.29/x
  3. Step 3: Cross multiply
    1,297,252.20x = 1,945,878.20 × 657,456.29
  4. Step 4: Simplify right side
    1,297,252.20x = 1,279,329,851,612.67
  5. Step 5: Solve for x
    x = 1,279,329,851,612.67/1,297,252.20
  6. Step 6: Final answer
    x = 986,184.38

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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.