Home / 2,018,478.61-2,785,567.76-1,100,757.97

Finding the Fourth Proportional to 2,018,478.61, 2,785,567.76 and 1,100,757.97

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Solution

The fourth proportional to 2,018,478.61, 2,785,567.76 and 1,100,757.97 is: 1,519,082.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,478.61 : 2,785,567.76 = 1,100,757.97 : x
  2. Step 2: Convert to fraction form
    2,018,478.61/2,785,567.76 = 1,100,757.97/x
  3. Step 3: Cross multiply
    2,018,478.61x = 2,785,567.76 × 1,100,757.97
  4. Step 4: Simplify right side
    2,018,478.61x = 3,066,235,912,795.05
  5. Step 5: Solve for x
    x = 3,066,235,912,795.05/2,018,478.61
  6. Step 6: Final answer
    x = 1,519,082.69

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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.