Home / 2,830,928.40-4,238,098.20-2,499,152.40

Finding the Fourth Proportional to 2,830,928.40, 4,238,098.20 and 2,499,152.40

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Solution

The fourth proportional to 2,830,928.40, 4,238,098.20 and 2,499,152.40 is: 3,741,406.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,928.40 : 4,238,098.20 = 2,499,152.40 : x
  2. Step 2: Convert to fraction form
    2,830,928.40/4,238,098.20 = 2,499,152.40/x
  3. Step 3: Cross multiply
    2,830,928.40x = 4,238,098.20 × 2,499,152.40
  4. Step 4: Simplify right side
    2,830,928.40x = 10,591,653,287,965.68
  5. Step 5: Solve for x
    x = 10,591,653,287,965.68/2,830,928.40
  6. Step 6: Final answer
    x = 3,741,406.28

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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.