Home / 1,471,170.79-2,030,385.78-859,476.46

Finding the Fourth Proportional to 1,471,170.79, 2,030,385.78 and 859,476.46

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Solution

The fourth proportional to 1,471,170.79, 2,030,385.78 and 859,476.46 is: 1,186,176.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,170.79 : 2,030,385.78 = 859,476.46 : x
  2. Step 2: Convert to fraction form
    1,471,170.79/2,030,385.78 = 859,476.46/x
  3. Step 3: Cross multiply
    1,471,170.79x = 2,030,385.78 × 859,476.46
  4. Step 4: Simplify right side
    1,471,170.79x = 1,745,068,782,628.74
  5. Step 5: Solve for x
    x = 1,745,068,782,628.74/1,471,170.79
  6. Step 6: Final answer
    x = 1,186,176.88

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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.