Home / 1,776,660.85-2,665,177.95-578,676.46

Finding the Fourth Proportional to 1,776,660.85, 2,665,177.95 and 578,676.46

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Solution

The fourth proportional to 1,776,660.85, 2,665,177.95 and 578,676.46 is: 868,075.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,660.85 : 2,665,177.95 = 578,676.46 : x
  2. Step 2: Convert to fraction form
    1,776,660.85/2,665,177.95 = 578,676.46/x
  3. Step 3: Cross multiply
    1,776,660.85x = 2,665,177.95 × 578,676.46
  4. Step 4: Simplify right side
    1,776,660.85x = 1,542,275,741,376.06
  5. Step 5: Solve for x
    x = 1,542,275,741,376.06/1,776,660.85
  6. Step 6: Final answer
    x = 868,075.49

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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.