Home / 1,095,114.88-1,511,242.56-611,686.88

Finding the Fourth Proportional to 1,095,114.88, 1,511,242.56 and 611,686.88

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Solution

The fourth proportional to 1,095,114.88, 1,511,242.56 and 611,686.88 is: 844,118.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,114.88 : 1,511,242.56 = 611,686.88 : x
  2. Step 2: Convert to fraction form
    1,095,114.88/1,511,242.56 = 611,686.88/x
  3. Step 3: Cross multiply
    1,095,114.88x = 1,511,242.56 × 611,686.88
  4. Step 4: Simplify right side
    1,095,114.88x = 924,407,246,449.61
  5. Step 5: Solve for x
    x = 924,407,246,449.61/1,095,114.88
  6. Step 6: Final answer
    x = 844,118.97

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1.5x scale

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.