Home / 1,855,686.43-2,560,910.31-1,770,655.87

Finding the Fourth Proportional to 1,855,686.43, 2,560,910.31 and 1,770,655.87

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Solution

The fourth proportional to 1,855,686.43, 2,560,910.31 and 1,770,655.87 is: 2,443,565.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,686.43 : 2,560,910.31 = 1,770,655.87 : x
  2. Step 2: Convert to fraction form
    1,855,686.43/2,560,910.31 = 1,770,655.87/x
  3. Step 3: Cross multiply
    1,855,686.43x = 2,560,910.31 × 1,770,655.87
  4. Step 4: Simplify right side
    1,855,686.43x = 4,534,490,872,945.02
  5. Step 5: Solve for x
    x = 4,534,490,872,945.02/1,855,686.43
  6. Step 6: Final answer
    x = 2,443,565.25

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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.