Home / 5,261,685.20-7,889,903.40-2,418,585.20

Finding the Fourth Proportional to 5,261,685.20, 7,889,903.40 and 2,418,585.20

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Solution

The fourth proportional to 5,261,685.20, 7,889,903.40 and 2,418,585.20 is: 3,626,671.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261,685.20 : 7,889,903.40 = 2,418,585.20 : x
  2. Step 2: Convert to fraction form
    5,261,685.20/7,889,903.40 = 2,418,585.20/x
  3. Step 3: Cross multiply
    5,261,685.20x = 7,889,903.40 × 2,418,585.20
  4. Step 4: Simplify right side
    5,261,685.20x = 19,082,403,592,669.68
  5. Step 5: Solve for x
    x = 19,082,403,592,669.68/5,261,685.20
  6. Step 6: Final answer
    x = 3,626,671.47

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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.