Home / 996,903.55-1,495,355.33-919,921.15

Finding the Fourth Proportional to 996,903.55, 1,495,355.33 and 919,921.15

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Solution

The fourth proportional to 996,903.55, 1,495,355.33 and 919,921.15 is: 1,379,881.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,903.55 : 1,495,355.33 = 919,921.15 : x
  2. Step 2: Convert to fraction form
    996,903.55/1,495,355.33 = 919,921.15/x
  3. Step 3: Cross multiply
    996,903.55x = 1,495,355.33 × 919,921.15
  4. Step 4: Simplify right side
    996,903.55x = 1,375,608,994,832.23
  5. Step 5: Solve for x
    x = 1,375,608,994,832.23/996,903.55
  6. Step 6: Final answer
    x = 1,379,881.73

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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.