Home / 1,919,660.28-2,649,079.72-1,060,159.56

Finding the Fourth Proportional to 1,919,660.28, 2,649,079.72 and 1,060,159.56

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Solution

The fourth proportional to 1,919,660.28, 2,649,079.72 and 1,060,159.56 is: 1,462,991.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,660.28 : 2,649,079.72 = 1,060,159.56 : x
  2. Step 2: Convert to fraction form
    1,919,660.28/2,649,079.72 = 1,060,159.56/x
  3. Step 3: Cross multiply
    1,919,660.28x = 2,649,079.72 × 1,060,159.56
  4. Step 4: Simplify right side
    1,919,660.28x = 2,808,447,190,360.12
  5. Step 5: Solve for x
    x = 2,808,447,190,360.12/1,919,660.28
  6. Step 6: Final answer
    x = 1,462,991.77

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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.