Home / 2,992,842.60-4,490,765.64-1,395,530.70

Finding the Fourth Proportional to 2,992,842.60, 4,490,765.64 and 1,395,530.70

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Solution

The fourth proportional to 2,992,842.60, 4,490,765.64 and 1,395,530.70 is: 2,093,996.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,842.60 : 4,490,765.64 = 1,395,530.70 : x
  2. Step 2: Convert to fraction form
    2,992,842.60/4,490,765.64 = 1,395,530.70/x
  3. Step 3: Cross multiply
    2,992,842.60x = 4,490,765.64 × 1,395,530.70
  4. Step 4: Simplify right side
    2,992,842.60x = 6,267,001,317,125.15
  5. Step 5: Solve for x
    x = 6,267,001,317,125.15/2,992,842.60
  6. Step 6: Final answer
    x = 2,093,996.30

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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.