Home / 871,232.60-1,306,848.90-847,904.60

Finding the Fourth Proportional to 871,232.60, 1,306,848.90 and 847,904.60

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Solution

The fourth proportional to 871,232.60, 1,306,848.90 and 847,904.60 is: 1,271,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,232.60 : 1,306,848.90 = 847,904.60 : x
  2. Step 2: Convert to fraction form
    871,232.60/1,306,848.90 = 847,904.60/x
  3. Step 3: Cross multiply
    871,232.60x = 1,306,848.90 × 847,904.60
  4. Step 4: Simplify right side
    871,232.60x = 1,108,083,193,814.94
  5. Step 5: Solve for x
    x = 1,108,083,193,814.94/871,232.60
  6. Step 6: Final answer
    x = 1,271,856.90

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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.