Home / 1,004,421.66-1,386,112.08-545,540.64

Finding the Fourth Proportional to 1,004,421.66, 1,386,112.08 and 545,540.64

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Solution

The fourth proportional to 1,004,421.66, 1,386,112.08 and 545,540.64 is: 752,851.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,421.66 : 1,386,112.08 = 545,540.64 : x
  2. Step 2: Convert to fraction form
    1,004,421.66/1,386,112.08 = 545,540.64/x
  3. Step 3: Cross multiply
    1,004,421.66x = 1,386,112.08 × 545,540.64
  4. Step 4: Simplify right side
    1,004,421.66x = 756,180,471,234.93
  5. Step 5: Solve for x
    x = 756,180,471,234.93/1,004,421.66
  6. Step 6: Final answer
    x = 752,851.62

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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.