Home / 1,112,613.66-1,669,003.38-472,845.69

Finding the Fourth Proportional to 1,112,613.66, 1,669,003.38 and 472,845.69

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Solution

The fourth proportional to 1,112,613.66, 1,669,003.38 and 472,845.69 is: 709,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,613.66 : 1,669,003.38 = 472,845.69 : x
  2. Step 2: Convert to fraction form
    1,112,613.66/1,669,003.38 = 472,845.69/x
  3. Step 3: Cross multiply
    1,112,613.66x = 1,669,003.38 × 472,845.69
  4. Step 4: Simplify right side
    1,112,613.66x = 789,181,054,828.43
  5. Step 5: Solve for x
    x = 789,181,054,828.43/1,112,613.66
  6. Step 6: Final answer
    x = 709,303.76

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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.