Home / 2,866,879.77-3,956,292.90-1,577,720.13

Finding the Fourth Proportional to 2,866,879.77, 3,956,292.90 and 1,577,720.13

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Solution

The fourth proportional to 2,866,879.77, 3,956,292.90 and 1,577,720.13 is: 2,177,253.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866,879.77 : 3,956,292.90 = 1,577,720.13 : x
  2. Step 2: Convert to fraction form
    2,866,879.77/3,956,292.90 = 1,577,720.13/x
  3. Step 3: Cross multiply
    2,866,879.77x = 3,956,292.90 × 1,577,720.13
  4. Step 4: Simplify right side
    2,866,879.77x = 6,241,922,948,506.08
  5. Step 5: Solve for x
    x = 6,241,922,948,506.08/2,866,879.77
  6. Step 6: Final answer
    x = 2,177,253.13

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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.