Home / 2,354,005.20-3,531,007.80-1,787,134.80

Finding the Fourth Proportional to 2,354,005.20, 3,531,007.80 and 1,787,134.80

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Solution

The fourth proportional to 2,354,005.20, 3,531,007.80 and 1,787,134.80 is: 2,680,702.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354,005.20 : 3,531,007.80 = 1,787,134.80 : x
  2. Step 2: Convert to fraction form
    2,354,005.20/3,531,007.80 = 1,787,134.80/x
  3. Step 3: Cross multiply
    2,354,005.20x = 3,531,007.80 × 1,787,134.80
  4. Step 4: Simplify right side
    2,354,005.20x = 6,310,386,918,451.44
  5. Step 5: Solve for x
    x = 6,310,386,918,451.44/2,354,005.20
  6. Step 6: Final answer
    x = 2,680,702.20

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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.