Home / 3,155,574.40-4,727,918.40-1,469,219.20

Finding the Fourth Proportional to 3,155,574.40, 4,727,918.40 and 1,469,219.20

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Solution

The fourth proportional to 3,155,574.40, 4,727,918.40 and 1,469,219.20 is: 2,201,294.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,574.40 : 4,727,918.40 = 1,469,219.20 : x
  2. Step 2: Convert to fraction form
    3,155,574.40/4,727,918.40 = 1,469,219.20/x
  3. Step 3: Cross multiply
    3,155,574.40x = 4,727,918.40 × 1,469,219.20
  4. Step 4: Simplify right side
    3,155,574.40x = 6,946,348,489,313.28
  5. Step 5: Solve for x
    x = 6,946,348,489,313.28/3,155,574.40
  6. Step 6: Final answer
    x = 2,201,294.47

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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.