Home / 1,375,243.80-2,062,865.70-1,001,995.80

Finding the Fourth Proportional to 1,375,243.80, 2,062,865.70 and 1,001,995.80

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Solution

The fourth proportional to 1,375,243.80, 2,062,865.70 and 1,001,995.80 is: 1,502,993.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,243.80 : 2,062,865.70 = 1,001,995.80 : x
  2. Step 2: Convert to fraction form
    1,375,243.80/2,062,865.70 = 1,001,995.80/x
  3. Step 3: Cross multiply
    1,375,243.80x = 2,062,865.70 × 1,001,995.80
  4. Step 4: Simplify right side
    1,375,243.80x = 2,066,982,767,364.06
  5. Step 5: Solve for x
    x = 2,066,982,767,364.06/1,375,243.80
  6. Step 6: Final answer
    x = 1,502,993.70

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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.