Home / 2,680,604.80-4,020,446.40-996,841.60

Finding the Fourth Proportional to 2,680,604.80, 4,020,446.40 and 996,841.60

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Solution

The fourth proportional to 2,680,604.80, 4,020,446.40 and 996,841.60 is: 1,495,091.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,604.80 : 4,020,446.40 = 996,841.60 : x
  2. Step 2: Convert to fraction form
    2,680,604.80/4,020,446.40 = 996,841.60/x
  3. Step 3: Cross multiply
    2,680,604.80x = 4,020,446.40 × 996,841.60
  4. Step 4: Simplify right side
    2,680,604.80x = 4,007,748,222,090.24
  5. Step 5: Solve for x
    x = 4,007,748,222,090.24/2,680,604.80
  6. Step 6: Final answer
    x = 1,495,091.04

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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.