Home / 2,425,692.60-3,638,538.90-1,528,147.80

Finding the Fourth Proportional to 2,425,692.60, 3,638,538.90 and 1,528,147.80

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Solution

The fourth proportional to 2,425,692.60, 3,638,538.90 and 1,528,147.80 is: 2,292,221.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,692.60 : 3,638,538.90 = 1,528,147.80 : x
  2. Step 2: Convert to fraction form
    2,425,692.60/3,638,538.90 = 1,528,147.80/x
  3. Step 3: Cross multiply
    2,425,692.60x = 3,638,538.90 × 1,528,147.80
  4. Step 4: Simplify right side
    2,425,692.60x = 5,560,225,215,249.42
  5. Step 5: Solve for x
    x = 5,560,225,215,249.42/2,425,692.60
  6. Step 6: Final answer
    x = 2,292,221.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.