Home / 1,195,403.22-1,649,657.06-679,158.01

Finding the Fourth Proportional to 1,195,403.22, 1,649,657.06 and 679,158.01

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Solution

The fourth proportional to 1,195,403.22, 1,649,657.06 and 679,158.01 is: 937,238.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,403.22 : 1,649,657.06 = 679,158.01 : x
  2. Step 2: Convert to fraction form
    1,195,403.22/1,649,657.06 = 679,158.01/x
  3. Step 3: Cross multiply
    1,195,403.22x = 1,649,657.06 × 679,158.01
  4. Step 4: Simplify right side
    1,195,403.22x = 1,120,377,807,265.17
  5. Step 5: Solve for x
    x = 1,120,377,807,265.17/1,195,403.22
  6. Step 6: Final answer
    x = 937,238.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.