Home / 1,053,596.78-1,579,755.16-413,133.18

Finding the Fourth Proportional to 1,053,596.78, 1,579,755.16 and 413,133.18

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Solution

The fourth proportional to 1,053,596.78, 1,579,755.16 and 413,133.18 is: 619,448.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,596.78 : 1,579,755.16 = 413,133.18 : x
  2. Step 2: Convert to fraction form
    1,053,596.78/1,579,755.16 = 413,133.18/x
  3. Step 3: Cross multiply
    1,053,596.78x = 1,579,755.16 × 413,133.18
  4. Step 4: Simplify right side
    1,053,596.78x = 652,649,272,872.21
  5. Step 5: Solve for x
    x = 652,649,272,872.21/1,053,596.78
  6. Step 6: Final answer
    x = 619,448.81

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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.