Home / 2,616,999.40-3,925,499.10-2,428,042.60

Finding the Fourth Proportional to 2,616,999.40, 3,925,499.10 and 2,428,042.60

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Solution

The fourth proportional to 2,616,999.40, 3,925,499.10 and 2,428,042.60 is: 3,642,063.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616,999.40 : 3,925,499.10 = 2,428,042.60 : x
  2. Step 2: Convert to fraction form
    2,616,999.40/3,925,499.10 = 2,428,042.60/x
  3. Step 3: Cross multiply
    2,616,999.40x = 3,925,499.10 × 2,428,042.60
  4. Step 4: Simplify right side
    2,616,999.40x = 9,531,279,041,061.66
  5. Step 5: Solve for x
    x = 9,531,279,041,061.66/2,616,999.40
  6. Step 6: Final answer
    x = 3,642,063.90

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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.