Home / 1,344,229.23-1,855,019.28-732,407.47

Finding the Fourth Proportional to 1,344,229.23, 1,855,019.28 and 732,407.47

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Solution

The fourth proportional to 1,344,229.23, 1,855,019.28 and 732,407.47 is: 1,010,713.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,229.23 : 1,855,019.28 = 732,407.47 : x
  2. Step 2: Convert to fraction form
    1,344,229.23/1,855,019.28 = 732,407.47/x
  3. Step 3: Cross multiply
    1,344,229.23x = 1,855,019.28 × 732,407.47
  4. Step 4: Simplify right side
    1,344,229.23x = 1,358,629,977,666.02
  5. Step 5: Solve for x
    x = 1,358,629,977,666.02/1,344,229.23
  6. Step 6: Final answer
    x = 1,010,713.01

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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.