Home / 3,428,995.70-5,133,403.56-2,288,930.10

Finding the Fourth Proportional to 3,428,995.70, 5,133,403.56 and 2,288,930.10

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Solution

The fourth proportional to 3,428,995.70, 5,133,403.56 and 2,288,930.10 is: 3,426,659.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,428,995.70 : 5,133,403.56 = 2,288,930.10 : x
  2. Step 2: Convert to fraction form
    3,428,995.70/5,133,403.56 = 2,288,930.10/x
  3. Step 3: Cross multiply
    3,428,995.70x = 5,133,403.56 × 2,288,930.10
  4. Step 4: Simplify right side
    3,428,995.70x = 11,750,001,923,931.16
  5. Step 5: Solve for x
    x = 11,750,001,923,931.16/3,428,995.70
  6. Step 6: Final answer
    x = 3,426,659.86

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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.