Home / 2,715,523.10-4,075,909.05-1,369,205.90

Finding the Fourth Proportional to 2,715,523.10, 4,075,909.05 and 1,369,205.90

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Solution

The fourth proportional to 2,715,523.10, 4,075,909.05 and 1,369,205.90 is: 2,055,132.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715,523.10 : 4,075,909.05 = 1,369,205.90 : x
  2. Step 2: Convert to fraction form
    2,715,523.10/4,075,909.05 = 1,369,205.90/x
  3. Step 3: Cross multiply
    2,715,523.10x = 4,075,909.05 × 1,369,205.90
  4. Step 4: Simplify right side
    2,715,523.10x = 5,580,758,719,123.39
  5. Step 5: Solve for x
    x = 5,580,758,719,123.39/2,715,523.10
  6. Step 6: Final answer
    x = 2,055,132.11

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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.