Home / 2,898,972.28-4,000,714.91-1,609,817.73

Finding the Fourth Proportional to 2,898,972.28, 4,000,714.91 and 1,609,817.73

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Solution

The fourth proportional to 2,898,972.28, 4,000,714.91 and 1,609,817.73 is: 2,221,622.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,972.28 : 4,000,714.91 = 1,609,817.73 : x
  2. Step 2: Convert to fraction form
    2,898,972.28/4,000,714.91 = 1,609,817.73/x
  3. Step 3: Cross multiply
    2,898,972.28x = 4,000,714.91 × 1,609,817.73
  4. Step 4: Simplify right side
    2,898,972.28x = 6,440,421,794,793.36
  5. Step 5: Solve for x
    x = 6,440,421,794,793.36/2,898,972.28
  6. Step 6: Final answer
    x = 2,221,622.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.