Home / 970,982.15-1,340,529.47-863,254.04

Finding the Fourth Proportional to 970,982.15, 1,340,529.47 and 863,254.04

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Solution

The fourth proportional to 970,982.15, 1,340,529.47 and 863,254.04 is: 1,191,800.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,982.15 : 1,340,529.47 = 863,254.04 : x
  2. Step 2: Convert to fraction form
    970,982.15/1,340,529.47 = 863,254.04/x
  3. Step 3: Cross multiply
    970,982.15x = 1,340,529.47 × 863,254.04
  4. Step 4: Simplify right side
    970,982.15x = 1,157,217,469,697.64
  5. Step 5: Solve for x
    x = 1,157,217,469,697.64/970,982.15
  6. Step 6: Final answer
    x = 1,191,800.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.