Home / 1,487,059.61-2,230,707.60-634,138.54

Finding the Fourth Proportional to 1,487,059.61, 2,230,707.60 and 634,138.54

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Solution

The fourth proportional to 1,487,059.61, 2,230,707.60 and 634,138.54 is: 951,258.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,059.61 : 2,230,707.60 = 634,138.54 : x
  2. Step 2: Convert to fraction form
    1,487,059.61/2,230,707.60 = 634,138.54/x
  3. Step 3: Cross multiply
    1,487,059.61x = 2,230,707.60 × 634,138.54
  4. Step 4: Simplify right side
    1,487,059.61x = 1,414,577,662,610.00
  5. Step 5: Solve for x
    x = 1,414,577,662,610.00/1,487,059.61
  6. Step 6: Final answer
    x = 951,258.21

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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.