Home / 3,248,531.06-4,877,586.80-1,812,021.21

Finding the Fourth Proportional to 3,248,531.06, 4,877,586.80 and 1,812,021.21

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Solution

The fourth proportional to 3,248,531.06, 4,877,586.80 and 1,812,021.21 is: 2,720,703.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248,531.06 : 4,877,586.80 = 1,812,021.21 : x
  2. Step 2: Convert to fraction form
    3,248,531.06/4,877,586.80 = 1,812,021.21/x
  3. Step 3: Cross multiply
    3,248,531.06x = 4,877,586.80 × 1,812,021.21
  4. Step 4: Simplify right side
    3,248,531.06x = 8,838,290,726,155.92
  5. Step 5: Solve for x
    x = 8,838,290,726,155.92/3,248,531.06
  6. Step 6: Final answer
    x = 2,720,703.78

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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.