Home / 1,745,721.16-2,409,190.50-981,819.88

Finding the Fourth Proportional to 1,745,721.16, 2,409,190.50 and 981,819.88

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Solution

The fourth proportional to 1,745,721.16, 2,409,190.50 and 981,819.88 is: 1,354,965.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,721.16 : 2,409,190.50 = 981,819.88 : x
  2. Step 2: Convert to fraction form
    1,745,721.16/2,409,190.50 = 981,819.88/x
  3. Step 3: Cross multiply
    1,745,721.16x = 2,409,190.50 × 981,819.88
  4. Step 4: Simplify right side
    1,745,721.16x = 2,365,391,127,607.14
  5. Step 5: Solve for x
    x = 2,365,391,127,607.14/1,745,721.16
  6. Step 6: Final answer
    x = 1,354,965.03

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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.