Home / 3,160,878.54-4,742,757.18-1,339,742.58

Finding the Fourth Proportional to 3,160,878.54, 4,742,757.18 and 1,339,742.58

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Solution

The fourth proportional to 3,160,878.54, 4,742,757.18 and 1,339,742.58 is: 2,010,223.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160,878.54 : 4,742,757.18 = 1,339,742.58 : x
  2. Step 2: Convert to fraction form
    3,160,878.54/4,742,757.18 = 1,339,742.58/x
  3. Step 3: Cross multiply
    3,160,878.54x = 4,742,757.18 × 1,339,742.58
  4. Step 4: Simplify right side
    3,160,878.54x = 6,354,073,740,646.73
  5. Step 5: Solve for x
    x = 6,354,073,740,646.73/3,160,878.54
  6. Step 6: Final answer
    x = 2,010,223.95

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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.