Home / 2,847,737-3,928,899.90-1,623,159.20

Finding the Fourth Proportional to 2,847,737, 3,928,899.90 and 1,623,159.20

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Solution

The fourth proportional to 2,847,737, 3,928,899.90 and 1,623,159.20 is: 2,239,402.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,737 : 3,928,899.90 = 1,623,159.20 : x
  2. Step 2: Convert to fraction form
    2,847,737/3,928,899.90 = 1,623,159.20/x
  3. Step 3: Cross multiply
    2,847,737x = 3,928,899.90 × 1,623,159.20
  4. Step 4: Simplify right side
    2,847,737x = 6,377,230,018,564.08
  5. Step 5: Solve for x
    x = 6,377,230,018,564.08/2,847,737
  6. Step 6: Final answer
    x = 2,239,402.73

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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.