Home / 2,799,619.20-4,195,972.80-1,901,059.20

Finding the Fourth Proportional to 2,799,619.20, 4,195,972.80 and 1,901,059.20

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Solution

The fourth proportional to 2,799,619.20, 4,195,972.80 and 1,901,059.20 is: 2,849,242.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799,619.20 : 4,195,972.80 = 1,901,059.20 : x
  2. Step 2: Convert to fraction form
    2,799,619.20/4,195,972.80 = 1,901,059.20/x
  3. Step 3: Cross multiply
    2,799,619.20x = 4,195,972.80 × 1,901,059.20
  4. Step 4: Simplify right side
    2,799,619.20x = 7,976,792,694,389.76
  5. Step 5: Solve for x
    x = 7,976,792,694,389.76/2,799,619.20
  6. Step 6: Final answer
    x = 2,849,242.03

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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.