Home / 1,407,617.82-2,108,017.06-974,120.56

Finding the Fourth Proportional to 1,407,617.82, 2,108,017.06 and 974,120.56

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Solution

The fourth proportional to 1,407,617.82, 2,108,017.06 and 974,120.56 is: 1,458,821.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,617.82 : 2,108,017.06 = 974,120.56 : x
  2. Step 2: Convert to fraction form
    1,407,617.82/2,108,017.06 = 974,120.56/x
  3. Step 3: Cross multiply
    1,407,617.82x = 2,108,017.06 × 974,120.56
  4. Step 4: Simplify right side
    1,407,617.82x = 2,053,462,758,976.75
  5. Step 5: Solve for x
    x = 2,053,462,758,976.75/1,407,617.82
  6. Step 6: Final answer
    x = 1,458,821.23

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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.