Home / 2,872,156.73-3,963,600.41-1,583,000.42

Finding the Fourth Proportional to 2,872,156.73, 3,963,600.41 and 1,583,000.42

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Solution

The fourth proportional to 2,872,156.73, 3,963,600.41 and 1,583,000.42 is: 2,184,553.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,156.73 : 3,963,600.41 = 1,583,000.42 : x
  2. Step 2: Convert to fraction form
    2,872,156.73/3,963,600.41 = 1,583,000.42/x
  3. Step 3: Cross multiply
    2,872,156.73x = 3,963,600.41 × 1,583,000.42
  4. Step 4: Simplify right side
    2,872,156.73x = 6,274,381,086,009.17
  5. Step 5: Solve for x
    x = 6,274,381,086,009.17/2,872,156.73
  6. Step 6: Final answer
    x = 2,184,553.87

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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.