Home / 3,436,702.40-5,155,053.60-2,641,995.20

Finding the Fourth Proportional to 3,436,702.40, 5,155,053.60 and 2,641,995.20

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Solution

The fourth proportional to 3,436,702.40, 5,155,053.60 and 2,641,995.20 is: 3,962,992.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,702.40 : 5,155,053.60 = 2,641,995.20 : x
  2. Step 2: Convert to fraction form
    3,436,702.40/5,155,053.60 = 2,641,995.20/x
  3. Step 3: Cross multiply
    3,436,702.40x = 5,155,053.60 × 2,641,995.20
  4. Step 4: Simplify right side
    3,436,702.40x = 13,619,626,866,942.72
  5. Step 5: Solve for x
    x = 13,619,626,866,942.72/3,436,702.40
  6. Step 6: Final answer
    x = 3,962,992.80

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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.