Home / 2,878,360.98-3,972,200.07-1,589,282.83

Finding the Fourth Proportional to 2,878,360.98, 3,972,200.07 and 1,589,282.83

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Solution

The fourth proportional to 2,878,360.98, 3,972,200.07 and 1,589,282.83 is: 2,193,244.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,360.98 : 3,972,200.07 = 1,589,282.83 : x
  2. Step 2: Convert to fraction form
    2,878,360.98/3,972,200.07 = 1,589,282.83/x
  3. Step 3: Cross multiply
    2,878,360.98x = 3,972,200.07 × 1,589,282.83
  4. Step 4: Simplify right side
    2,878,360.98x = 6,312,949,368,575.80
  5. Step 5: Solve for x
    x = 6,312,949,368,575.80/2,878,360.98
  6. Step 6: Final answer
    x = 2,193,244.49

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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.