Home / 2,602,841.80-3,903,902.70-806,960.20

Finding the Fourth Proportional to 2,602,841.80, 3,903,902.70 and 806,960.20

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Solution

The fourth proportional to 2,602,841.80, 3,903,902.70 and 806,960.20 is: 1,210,328.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,602,841.80 : 3,903,902.70 = 806,960.20 : x
  2. Step 2: Convert to fraction form
    2,602,841.80/3,903,902.70 = 806,960.20/x
  3. Step 3: Cross multiply
    2,602,841.80x = 3,903,902.70 × 806,960.20
  4. Step 4: Simplify right side
    2,602,841.80x = 3,150,294,103,572.54
  5. Step 5: Solve for x
    x = 3,150,294,103,572.54/2,602,841.80
  6. Step 6: Final answer
    x = 1,210,328.69

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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.