Home / 1,997,474.80-2,995,726.20-577,382.80

Finding the Fourth Proportional to 1,997,474.80, 2,995,726.20 and 577,382.80

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Solution

The fourth proportional to 1,997,474.80, 2,995,726.20 and 577,382.80 is: 865,933.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,474.80 : 2,995,726.20 = 577,382.80 : x
  2. Step 2: Convert to fraction form
    1,997,474.80/2,995,726.20 = 577,382.80/x
  3. Step 3: Cross multiply
    1,997,474.80x = 2,995,726.20 × 577,382.80
  4. Step 4: Simplify right side
    1,997,474.80x = 1,729,680,781,389.36
  5. Step 5: Solve for x
    x = 1,729,680,781,389.36/1,997,474.80
  6. Step 6: Final answer
    x = 865,933.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.