Home / 1,144,677.40-1,579,726.50-635,388.28

Finding the Fourth Proportional to 1,144,677.40, 1,579,726.50 and 635,388.28

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Solution

The fourth proportional to 1,144,677.40, 1,579,726.50 and 635,388.28 is: 876,875.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,677.40 : 1,579,726.50 = 635,388.28 : x
  2. Step 2: Convert to fraction form
    1,144,677.40/1,579,726.50 = 635,388.28/x
  3. Step 3: Cross multiply
    1,144,677.40x = 1,579,726.50 × 635,388.28
  4. Step 4: Simplify right side
    1,144,677.40x = 1,003,739,703,705.42
  5. Step 5: Solve for x
    x = 1,003,739,703,705.42/1,144,677.40
  6. Step 6: Final answer
    x = 876,875.62

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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.