Home / 3,162,786.36-4,364,647.24-1,712,482.78

Finding the Fourth Proportional to 3,162,786.36, 4,364,647.24 and 1,712,482.78

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Solution

The fourth proportional to 3,162,786.36, 4,364,647.24 and 1,712,482.78 is: 2,363,227.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,786.36 : 4,364,647.24 = 1,712,482.78 : x
  2. Step 2: Convert to fraction form
    3,162,786.36/4,364,647.24 = 1,712,482.78/x
  3. Step 3: Cross multiply
    3,162,786.36x = 4,364,647.24 × 1,712,482.78
  4. Step 4: Simplify right side
    3,162,786.36x = 7,474,383,239,274.53
  5. Step 5: Solve for x
    x = 7,474,383,239,274.53/3,162,786.36
  6. Step 6: Final answer
    x = 2,363,227.35

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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.