Home / 1,745,418.88-2,408,692.50-981,465.76

Finding the Fourth Proportional to 1,745,418.88, 2,408,692.50 and 981,465.76

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Solution

The fourth proportional to 1,745,418.88, 2,408,692.50 and 981,465.76 is: 1,354,430.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,418.88 : 2,408,692.50 = 981,465.76 : x
  2. Step 2: Convert to fraction form
    1,745,418.88/2,408,692.50 = 981,465.76/x
  3. Step 3: Cross multiply
    1,745,418.88x = 2,408,692.50 × 981,465.76
  4. Step 4: Simplify right side
    1,745,418.88x = 2,364,049,215,118.80
  5. Step 5: Solve for x
    x = 2,364,049,215,118.80/1,745,418.88
  6. Step 6: Final answer
    x = 1,354,430.87

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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.