Home / 2,219,913.42-3,063,488.22-1,201,317.90

Finding the Fourth Proportional to 2,219,913.42, 3,063,488.22 and 1,201,317.90

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Solution

The fourth proportional to 2,219,913.42, 3,063,488.22 and 1,201,317.90 is: 1,657,822.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,913.42 : 3,063,488.22 = 1,201,317.90 : x
  2. Step 2: Convert to fraction form
    2,219,913.42/3,063,488.22 = 1,201,317.90/x
  3. Step 3: Cross multiply
    2,219,913.42x = 3,063,488.22 × 1,201,317.90
  4. Step 4: Simplify right side
    2,219,913.42x = 3,680,223,235,125.14
  5. Step 5: Solve for x
    x = 3,680,223,235,125.14/2,219,913.42
  6. Step 6: Final answer
    x = 1,657,822.87

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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.