Home / 5,258,691-7,888,823.80-1,663,263

Finding the Fourth Proportional to 5,258,691, 7,888,823.80 and 1,663,263

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Solution

The fourth proportional to 5,258,691, 7,888,823.80 and 1,663,263 is: 2,495,143.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258,691 : 7,888,823.80 = 1,663,263 : x
  2. Step 2: Convert to fraction form
    5,258,691/7,888,823.80 = 1,663,263/x
  3. Step 3: Cross multiply
    5,258,691x = 7,888,823.80 × 1,663,263
  4. Step 4: Simplify right side
    5,258,691x = 13,121,188,740,059.40
  5. Step 5: Solve for x
    x = 13,121,188,740,059.40/5,258,691
  6. Step 6: Final answer
    x = 2,495,143.51

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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.