Home / 1,487,969.24-2,053,587.49-876,178.92

Finding the Fourth Proportional to 1,487,969.24, 2,053,587.49 and 876,178.92

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Solution

The fourth proportional to 1,487,969.24, 2,053,587.49 and 876,178.92 is: 1,209,238.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,969.24 : 2,053,587.49 = 876,178.92 : x
  2. Step 2: Convert to fraction form
    1,487,969.24/2,053,587.49 = 876,178.92/x
  3. Step 3: Cross multiply
    1,487,969.24x = 2,053,587.49 × 876,178.92
  4. Step 4: Simplify right side
    1,487,969.24x = 1,799,310,079,552.72
  5. Step 5: Solve for x
    x = 1,799,310,079,552.72/1,487,969.24
  6. Step 6: Final answer
    x = 1,209,238.76

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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.