Home / 2,155,146-3,232,848.60-659,250.96

Finding the Fourth Proportional to 2,155,146, 3,232,848.60 and 659,250.96

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Solution

The fourth proportional to 2,155,146, 3,232,848.60 and 659,250.96 is: 988,916.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,146 : 3,232,848.60 = 659,250.96 : x
  2. Step 2: Convert to fraction form
    2,155,146/3,232,848.60 = 659,250.96/x
  3. Step 3: Cross multiply
    2,155,146x = 3,232,848.60 × 659,250.96
  4. Step 4: Simplify right side
    2,155,146x = 2,131,258,543,084.66
  5. Step 5: Solve for x
    x = 2,131,258,543,084.66/2,155,146
  6. Step 6: Final answer
    x = 988,916.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.