Home / 3,124,606.20-4,676,411.70-2,179,822.20

Finding the Fourth Proportional to 3,124,606.20, 4,676,411.70 and 2,179,822.20

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Solution

The fourth proportional to 3,124,606.20, 4,676,411.70 and 2,179,822.20 is: 3,262,409.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124,606.20 : 4,676,411.70 = 2,179,822.20 : x
  2. Step 2: Convert to fraction form
    3,124,606.20/4,676,411.70 = 2,179,822.20/x
  3. Step 3: Cross multiply
    3,124,606.20x = 4,676,411.70 × 2,179,822.20
  4. Step 4: Simplify right side
    3,124,606.20x = 10,193,746,039,999.74
  5. Step 5: Solve for x
    x = 10,193,746,039,999.74/3,124,606.20
  6. Step 6: Final answer
    x = 3,262,409.85

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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.