Home / 3,962,215.40-5,940,894.13-1,686,443.85

Finding the Fourth Proportional to 3,962,215.40, 5,940,894.13 and 1,686,443.85

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Solution

The fourth proportional to 3,962,215.40, 5,940,894.13 and 1,686,443.85 is: 2,528,631.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962,215.40 : 5,940,894.13 = 1,686,443.85 : x
  2. Step 2: Convert to fraction form
    3,962,215.40/5,940,894.13 = 1,686,443.85/x
  3. Step 3: Cross multiply
    3,962,215.40x = 5,940,894.13 × 1,686,443.85
  4. Step 4: Simplify right side
    3,962,215.40x = 10,018,984,364,823.49
  5. Step 5: Solve for x
    x = 10,018,984,364,823.49/3,962,215.40
  6. Step 6: Final answer
    x = 2,528,631.93

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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.