Home / 2,993,875.20-4,490,748.32-834,842.78

Finding the Fourth Proportional to 2,993,875.20, 4,490,748.32 and 834,842.78

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Solution

The fourth proportional to 2,993,875.20, 4,490,748.32 and 834,842.78 is: 1,252,246.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993,875.20 : 4,490,748.32 = 834,842.78 : x
  2. Step 2: Convert to fraction form
    2,993,875.20/4,490,748.32 = 834,842.78/x
  3. Step 3: Cross multiply
    2,993,875.20x = 4,490,748.32 × 834,842.78
  4. Step 4: Simplify right side
    2,993,875.20x = 3,749,068,811,749.13
  5. Step 5: Solve for x
    x = 3,749,068,811,749.13/2,993,875.20
  6. Step 6: Final answer
    x = 1,252,246.19

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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.