Home / 1,745,722.16-2,409,191.88-981,820.88

Finding the Fourth Proportional to 1,745,722.16, 2,409,191.88 and 981,820.88

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Solution

The fourth proportional to 1,745,722.16, 2,409,191.88 and 981,820.88 is: 1,354,966.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,722.16 : 2,409,191.88 = 981,820.88 : x
  2. Step 2: Convert to fraction form
    1,745,722.16/2,409,191.88 = 981,820.88/x
  3. Step 3: Cross multiply
    1,745,722.16x = 2,409,191.88 × 981,820.88
  4. Step 4: Simplify right side
    1,745,722.16x = 2,365,394,891,710.45
  5. Step 5: Solve for x
    x = 2,365,394,891,710.45/1,745,722.16
  6. Step 6: Final answer
    x = 1,354,966.41

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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.