Home / 2,808,046.60-4,212,005.10-914,774.20

Finding the Fourth Proportional to 2,808,046.60, 4,212,005.10 and 914,774.20

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Solution

The fourth proportional to 2,808,046.60, 4,212,005.10 and 914,774.20 is: 1,372,140.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,046.60 : 4,212,005.10 = 914,774.20 : x
  2. Step 2: Convert to fraction form
    2,808,046.60/4,212,005.10 = 914,774.20/x
  3. Step 3: Cross multiply
    2,808,046.60x = 4,212,005.10 × 914,774.20
  4. Step 4: Simplify right side
    2,808,046.60x = 3,853,033,595,748.42
  5. Step 5: Solve for x
    x = 3,853,033,595,748.42/2,808,046.60
  6. Step 6: Final answer
    x = 1,372,140.19

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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.