Home / 3,896,505.80-5,840,822.10-1,768,117.40

Finding the Fourth Proportional to 3,896,505.80, 5,840,822.10 and 1,768,117.40

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Solution

The fourth proportional to 3,896,505.80, 5,840,822.10 and 1,768,117.40 is: 2,650,389.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,505.80 : 5,840,822.10 = 1,768,117.40 : x
  2. Step 2: Convert to fraction form
    3,896,505.80/5,840,822.10 = 1,768,117.40/x
  3. Step 3: Cross multiply
    3,896,505.80x = 5,840,822.10 × 1,768,117.40
  4. Step 4: Simplify right side
    3,896,505.80x = 10,327,259,185,314.54
  5. Step 5: Solve for x
    x = 10,327,259,185,314.54/3,896,505.80
  6. Step 6: Final answer
    x = 2,650,389.79

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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.