Home / 2,912,043.92-4,368,077.04-890,279.96

Finding the Fourth Proportional to 2,912,043.92, 4,368,077.04 and 890,279.96

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Solution

The fourth proportional to 2,912,043.92, 4,368,077.04 and 890,279.96 is: 1,335,423.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,043.92 : 4,368,077.04 = 890,279.96 : x
  2. Step 2: Convert to fraction form
    2,912,043.92/4,368,077.04 = 890,279.96/x
  3. Step 3: Cross multiply
    2,912,043.92x = 4,368,077.04 × 890,279.96
  4. Step 4: Simplify right side
    2,912,043.92x = 3,888,811,452,448.12
  5. Step 5: Solve for x
    x = 3,888,811,452,448.12/2,912,043.92
  6. Step 6: Final answer
    x = 1,335,423.35

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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.