Home / 1,859,972.20-2,566,456-1,095,921.88

Finding the Fourth Proportional to 1,859,972.20, 2,566,456 and 1,095,921.88

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Solution

The fourth proportional to 1,859,972.20, 2,566,456 and 1,095,921.88 is: 1,512,192.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,972.20 : 2,566,456 = 1,095,921.88 : x
  2. Step 2: Convert to fraction form
    1,859,972.20/2,566,456 = 1,095,921.88/x
  3. Step 3: Cross multiply
    1,859,972.20x = 2,566,456 × 1,095,921.88
  4. Step 4: Simplify right side
    1,859,972.20x = 2,812,635,284,457.28
  5. Step 5: Solve for x
    x = 2,812,635,284,457.28/1,859,972.20
  6. Step 6: Final answer
    x = 1,512,192.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.