Home / 996,730.80-1,495,096.20-919,748.40

Finding the Fourth Proportional to 996,730.80, 1,495,096.20 and 919,748.40

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Solution

The fourth proportional to 996,730.80, 1,495,096.20 and 919,748.40 is: 1,379,622.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,730.80 : 1,495,096.20 = 919,748.40 : x
  2. Step 2: Convert to fraction form
    996,730.80/1,495,096.20 = 919,748.40/x
  3. Step 3: Cross multiply
    996,730.80x = 1,495,096.20 × 919,748.40
  4. Step 4: Simplify right side
    996,730.80x = 1,375,112,337,796.08
  5. Step 5: Solve for x
    x = 1,375,112,337,796.08/996,730.80
  6. Step 6: Final answer
    x = 1,379,622.60

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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.