Home / 1,177,462.80-1,625,151.89-718,479.03

Finding the Fourth Proportional to 1,177,462.80, 1,625,151.89 and 718,479.03

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Solution

The fourth proportional to 1,177,462.80, 1,625,151.89 and 718,479.03 is: 991,655.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,462.80 : 1,625,151.89 = 718,479.03 : x
  2. Step 2: Convert to fraction form
    1,177,462.80/1,625,151.89 = 718,479.03/x
  3. Step 3: Cross multiply
    1,177,462.80x = 1,625,151.89 × 718,479.03
  4. Step 4: Simplify right side
    1,177,462.80x = 1,167,637,549,937.47
  5. Step 5: Solve for x
    x = 1,167,637,549,937.47/1,177,462.80
  6. Step 6: Final answer
    x = 991,655.58

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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.