Home / 1,366,543.80-2,049,767.10-618,589.80

Finding the Fourth Proportional to 1,366,543.80, 2,049,767.10 and 618,589.80

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Solution

The fourth proportional to 1,366,543.80, 2,049,767.10 and 618,589.80 is: 927,862.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,543.80 : 2,049,767.10 = 618,589.80 : x
  2. Step 2: Convert to fraction form
    1,366,543.80/2,049,767.10 = 618,589.80/x
  3. Step 3: Cross multiply
    1,366,543.80x = 2,049,767.10 × 618,589.80
  4. Step 4: Simplify right side
    1,366,543.80x = 1,267,965,020,435.58
  5. Step 5: Solve for x
    x = 1,267,965,020,435.58/1,366,543.80
  6. Step 6: Final answer
    x = 927,862.70

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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.