Home / 2,378,263.74-3,280,631.40-1,517,854.20

Finding the Fourth Proportional to 2,378,263.74, 3,280,631.40 and 1,517,854.20

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Solution

The fourth proportional to 2,378,263.74, 3,280,631.40 and 1,517,854.20 is: 2,093,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,263.74 : 3,280,631.40 = 1,517,854.20 : x
  2. Step 2: Convert to fraction form
    2,378,263.74/3,280,631.40 = 1,517,854.20/x
  3. Step 3: Cross multiply
    2,378,263.74x = 3,280,631.40 × 1,517,854.20
  4. Step 4: Simplify right side
    2,378,263.74x = 4,979,520,149,141.88
  5. Step 5: Solve for x
    x = 4,979,520,149,141.88/2,378,263.74
  6. Step 6: Final answer
    x = 2,093,762.80

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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.