Home / 2,953,533.38-4,431,047.30-823,617.72

Finding the Fourth Proportional to 2,953,533.38, 4,431,047.30 and 823,617.72

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Solution

The fourth proportional to 2,953,533.38, 4,431,047.30 and 823,617.72 is: 1,235,634.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953,533.38 : 4,431,047.30 = 823,617.72 : x
  2. Step 2: Convert to fraction form
    2,953,533.38/4,431,047.30 = 823,617.72/x
  3. Step 3: Cross multiply
    2,953,533.38x = 4,431,047.30 × 823,617.72
  4. Step 4: Simplify right side
    2,953,533.38x = 3,649,489,070,320.07
  5. Step 5: Solve for x
    x = 3,649,489,070,320.07/2,953,533.38
  6. Step 6: Final answer
    x = 1,235,634.95

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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.