Home / 2,809,718.55-3,877,423.97-1,520,559.14

Finding the Fourth Proportional to 2,809,718.55, 3,877,423.97 and 1,520,559.14

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Solution

The fourth proportional to 2,809,718.55, 3,877,423.97 and 1,520,559.14 is: 2,098,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,718.55 : 3,877,423.97 = 1,520,559.14 : x
  2. Step 2: Convert to fraction form
    2,809,718.55/3,877,423.97 = 1,520,559.14/x
  3. Step 3: Cross multiply
    2,809,718.55x = 3,877,423.97 × 1,520,559.14
  4. Step 4: Simplify right side
    2,809,718.55x = 5,895,852,430,248.67
  5. Step 5: Solve for x
    x = 5,895,852,430,248.67/2,809,718.55
  6. Step 6: Final answer
    x = 2,098,378.30

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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.