Home / 1,745,400.88-2,408,667.60-981,447.76

Finding the Fourth Proportional to 1,745,400.88, 2,408,667.60 and 981,447.76

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Solution

The fourth proportional to 1,745,400.88, 2,408,667.60 and 981,447.76 is: 1,354,406.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,400.88 : 2,408,667.60 = 981,447.76 : x
  2. Step 2: Convert to fraction form
    1,745,400.88/2,408,667.60 = 981,447.76/x
  3. Step 3: Cross multiply
    1,745,400.88x = 2,408,667.60 × 981,447.76
  4. Step 4: Simplify right side
    1,745,400.88x = 2,363,981,420,604.58
  5. Step 5: Solve for x
    x = 2,363,981,420,604.58/1,745,400.88
  6. Step 6: Final answer
    x = 1,354,406.00

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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.