Home / 1,899,779.28-2,621,616.67-1,040,324.73

Finding the Fourth Proportional to 1,899,779.28, 2,621,616.67 and 1,040,324.73

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Solution

The fourth proportional to 1,899,779.28, 2,621,616.67 and 1,040,324.73 is: 1,435,605.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,779.28 : 2,621,616.67 = 1,040,324.73 : x
  2. Step 2: Convert to fraction form
    1,899,779.28/2,621,616.67 = 1,040,324.73/x
  3. Step 3: Cross multiply
    1,899,779.28x = 2,621,616.67 × 1,040,324.73
  4. Step 4: Simplify right side
    1,899,779.28x = 2,727,332,654,381.25
  5. Step 5: Solve for x
    x = 2,727,332,654,381.25/1,899,779.28
  6. Step 6: Final answer
    x = 1,435,605.01

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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.