Home / 2,892,001.70-4,338,002.55-1,399,009.70

Finding the Fourth Proportional to 2,892,001.70, 4,338,002.55 and 1,399,009.70

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Solution

The fourth proportional to 2,892,001.70, 4,338,002.55 and 1,399,009.70 is: 2,098,514.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892,001.70 : 4,338,002.55 = 1,399,009.70 : x
  2. Step 2: Convert to fraction form
    2,892,001.70/4,338,002.55 = 1,399,009.70/x
  3. Step 3: Cross multiply
    2,892,001.70x = 4,338,002.55 × 1,399,009.70
  4. Step 4: Simplify right side
    2,892,001.70x = 6,068,907,646,074.74
  5. Step 5: Solve for x
    x = 6,068,907,646,074.74/2,892,001.70
  6. Step 6: Final answer
    x = 2,098,514.55

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Similar ratio
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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.