Home / 2,930,205.02-4,040,109.92-2,153,471.00

Finding the Fourth Proportional to 2,930,205.02, 4,040,109.92 and 2,153,471.00

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Solution

The fourth proportional to 2,930,205.02, 4,040,109.92 and 2,153,471.00 is: 2,969,164.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,205.02 : 4,040,109.92 = 2,153,471.00 : x
  2. Step 2: Convert to fraction form
    2,930,205.02/4,040,109.92 = 2,153,471.00/x
  3. Step 3: Cross multiply
    2,930,205.02x = 4,040,109.92 × 2,153,471.00
  4. Step 4: Simplify right side
    2,930,205.02x = 8,700,259,565,016.27
  5. Step 5: Solve for x
    x = 8,700,259,565,016.27/2,930,205.02
  6. Step 6: Final answer
    x = 2,969,164.11

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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.