Home / 1,941,997.48-2,913,412.38-679,866.28

Finding the Fourth Proportional to 1,941,997.48, 2,913,412.38 and 679,866.28

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Solution

The fourth proportional to 1,941,997.48, 2,913,412.38 and 679,866.28 is: 1,019,945.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,997.48 : 2,913,412.38 = 679,866.28 : x
  2. Step 2: Convert to fraction form
    1,941,997.48/2,913,412.38 = 679,866.28/x
  3. Step 3: Cross multiply
    1,941,997.48x = 2,913,412.38 × 679,866.28
  4. Step 4: Simplify right side
    1,941,997.48x = 1,980,730,836,896.55
  5. Step 5: Solve for x
    x = 1,980,730,836,896.55/1,941,997.48
  6. Step 6: Final answer
    x = 1,019,945.11

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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.