Home / 1,344,642.90-1,855,553.10-732,782.58

Finding the Fourth Proportional to 1,344,642.90, 1,855,553.10 and 732,782.58

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Solution

The fourth proportional to 1,344,642.90, 1,855,553.10 and 732,782.58 is: 1,011,210.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,642.90 : 1,855,553.10 = 732,782.58 : x
  2. Step 2: Convert to fraction form
    1,344,642.90/1,855,553.10 = 732,782.58/x
  3. Step 3: Cross multiply
    1,344,642.90x = 1,855,553.10 × 732,782.58
  4. Step 4: Simplify right side
    1,344,642.90x = 1,359,716,987,945.00
  5. Step 5: Solve for x
    x = 1,359,716,987,945.00/1,344,642.90
  6. Step 6: Final answer
    x = 1,011,210.48

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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.