Home / 4,013,625.89-5,538,807.27-2,178,084.20

Finding the Fourth Proportional to 4,013,625.89, 5,538,807.27 and 2,178,084.20

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Solution

The fourth proportional to 4,013,625.89, 5,538,807.27 and 2,178,084.20 is: 3,005,758.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013,625.89 : 5,538,807.27 = 2,178,084.20 : x
  2. Step 2: Convert to fraction form
    4,013,625.89/5,538,807.27 = 2,178,084.20/x
  3. Step 3: Cross multiply
    4,013,625.89x = 5,538,807.27 × 2,178,084.20
  4. Step 4: Simplify right side
    4,013,625.89x = 12,063,988,573,938.10
  5. Step 5: Solve for x
    x = 12,063,988,573,938.10/4,013,625.89
  6. Step 6: Final answer
    x = 3,005,758.11

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1.5x scale

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.