Home / 1,158,954.12-1,599,351.66-649,656.54

Finding the Fourth Proportional to 1,158,954.12, 1,599,351.66 and 649,656.54

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Solution

The fourth proportional to 1,158,954.12, 1,599,351.66 and 649,656.54 is: 896,523.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,954.12 : 1,599,351.66 = 649,656.54 : x
  2. Step 2: Convert to fraction form
    1,158,954.12/1,599,351.66 = 649,656.54/x
  3. Step 3: Cross multiply
    1,158,954.12x = 1,599,351.66 × 649,656.54
  4. Step 4: Simplify right side
    1,158,954.12x = 1,039,029,265,678.86
  5. Step 5: Solve for x
    x = 1,039,029,265,678.86/1,158,954.12
  6. Step 6: Final answer
    x = 896,523.21

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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.