Home / 3,739,597.74-5,160,644.78-2,020,718.21

Finding the Fourth Proportional to 3,739,597.74, 5,160,644.78 and 2,020,718.21

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Solution

The fourth proportional to 3,739,597.74, 5,160,644.78 and 2,020,718.21 is: 2,788,591.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739,597.74 : 5,160,644.78 = 2,020,718.21 : x
  2. Step 2: Convert to fraction form
    3,739,597.74/5,160,644.78 = 2,020,718.21/x
  3. Step 3: Cross multiply
    3,739,597.74x = 5,160,644.78 × 2,020,718.21
  4. Step 4: Simplify right side
    3,739,597.74x = 10,428,208,846,380.63
  5. Step 5: Solve for x
    x = 10,428,208,846,380.63/3,739,597.74
  6. Step 6: Final answer
    x = 2,788,591.07

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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.