Home / 1,407,615.37-2,108,013.40-974,118.13

Finding the Fourth Proportional to 1,407,615.37, 2,108,013.40 and 974,118.13

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Solution

The fourth proportional to 1,407,615.37, 2,108,013.40 and 974,118.13 is: 1,458,817.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,615.37 : 2,108,013.40 = 974,118.13 : x
  2. Step 2: Convert to fraction form
    1,407,615.37/2,108,013.40 = 974,118.13/x
  3. Step 3: Cross multiply
    1,407,615.37x = 2,108,013.40 × 974,118.13
  4. Step 4: Simplify right side
    1,407,615.37x = 2,053,454,067,170.56
  5. Step 5: Solve for x
    x = 2,053,454,067,170.56/1,407,615.37
  6. Step 6: Final answer
    x = 1,458,817.59

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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.