Home / 2,239,873.20-3,359,809.80-1,680,001.20

Finding the Fourth Proportional to 2,239,873.20, 3,359,809.80 and 1,680,001.20

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Solution

The fourth proportional to 2,239,873.20, 3,359,809.80 and 1,680,001.20 is: 2,520,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,873.20 : 3,359,809.80 = 1,680,001.20 : x
  2. Step 2: Convert to fraction form
    2,239,873.20/3,359,809.80 = 1,680,001.20/x
  3. Step 3: Cross multiply
    2,239,873.20x = 3,359,809.80 × 1,680,001.20
  4. Step 4: Simplify right side
    2,239,873.20x = 5,644,484,495,771.76
  5. Step 5: Solve for x
    x = 5,644,484,495,771.76/2,239,873.20
  6. Step 6: Final answer
    x = 2,520,001.80

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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.