Home / 1,118,839.05-1,544,183.07-660,065.94

Finding the Fourth Proportional to 1,118,839.05, 1,544,183.07 and 660,065.94

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Solution

The fourth proportional to 1,118,839.05, 1,544,183.07 and 660,065.94 is: 911,000.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,839.05 : 1,544,183.07 = 660,065.94 : x
  2. Step 2: Convert to fraction form
    1,118,839.05/1,544,183.07 = 660,065.94/x
  3. Step 3: Cross multiply
    1,118,839.05x = 1,544,183.07 × 660,065.94
  4. Step 4: Simplify right side
    1,118,839.05x = 1,019,262,649,631.64
  5. Step 5: Solve for x
    x = 1,019,262,649,631.64/1,118,839.05
  6. Step 6: Final answer
    x = 911,000.25

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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.