Home / 1,234,225.86-1,703,593.77-718,101.15

Finding the Fourth Proportional to 1,234,225.86, 1,703,593.77 and 718,101.15

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Solution

The fourth proportional to 1,234,225.86, 1,703,593.77 and 718,101.15 is: 991,190.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,225.86 : 1,703,593.77 = 718,101.15 : x
  2. Step 2: Convert to fraction form
    1,234,225.86/1,703,593.77 = 718,101.15/x
  3. Step 3: Cross multiply
    1,234,225.86x = 1,703,593.77 × 718,101.15
  4. Step 4: Simplify right side
    1,234,225.86x = 1,223,352,645,369.84
  5. Step 5: Solve for x
    x = 1,223,352,645,369.84/1,234,225.86
  6. Step 6: Final answer
    x = 991,190.26

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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.