Home / 4,013,376-5,538,430.73-2,177,787.56

Finding the Fourth Proportional to 4,013,376, 5,538,430.73 and 2,177,787.56

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Solution

The fourth proportional to 4,013,376, 5,538,430.73 and 2,177,787.56 is: 3,005,331.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013,376 : 5,538,430.73 = 2,177,787.56 : x
  2. Step 2: Convert to fraction form
    4,013,376/5,538,430.73 = 2,177,787.56/x
  3. Step 3: Cross multiply
    4,013,376x = 5,538,430.73 × 2,177,787.56
  4. Step 4: Simplify right side
    4,013,376x = 12,061,525,507,134.63
  5. Step 5: Solve for x
    x = 12,061,525,507,134.63/4,013,376
  6. Step 6: Final answer
    x = 3,005,331.55

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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.