Home / 5,258,248.40-7,887,631.80-2,738,824.40

Finding the Fourth Proportional to 5,258,248.40, 7,887,631.80 and 2,738,824.40

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Solution

The fourth proportional to 5,258,248.40, 7,887,631.80 and 2,738,824.40 is: 4,108,371.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258,248.40 : 7,887,631.80 = 2,738,824.40 : x
  2. Step 2: Convert to fraction form
    5,258,248.40/7,887,631.80 = 2,738,824.40/x
  3. Step 3: Cross multiply
    5,258,248.40x = 7,887,631.80 × 2,738,824.40
  4. Step 4: Simplify right side
    5,258,248.40x = 21,602,838,432,055.92
  5. Step 5: Solve for x
    x = 21,602,838,432,055.92/5,258,248.40
  6. Step 6: Final answer
    x = 4,108,371.61

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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.