Home / 1,745,765.94-2,409,133.78-981,819.48

Finding the Fourth Proportional to 1,745,765.94, 2,409,133.78 and 981,819.48

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Solution

The fourth proportional to 1,745,765.94, 2,409,133.78 and 981,819.48 is: 1,354,897.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,765.94 : 2,409,133.78 = 981,819.48 : x
  2. Step 2: Convert to fraction form
    1,745,765.94/2,409,133.78 = 981,819.48/x
  3. Step 3: Cross multiply
    1,745,765.94x = 2,409,133.78 × 981,819.48
  4. Step 4: Simplify right side
    1,745,765.94x = 2,365,334,475,130.03
  5. Step 5: Solve for x
    x = 2,365,334,475,130.03/1,745,765.94
  6. Step 6: Final answer
    x = 1,354,897.83

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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.