Home / 3,615,405.42-4,989,257.55-1,983,823.50

Finding the Fourth Proportional to 3,615,405.42, 4,989,257.55 and 1,983,823.50

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Solution

The fourth proportional to 3,615,405.42, 4,989,257.55 and 1,983,823.50 is: 2,737,675.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,405.42 : 4,989,257.55 = 1,983,823.50 : x
  2. Step 2: Convert to fraction form
    3,615,405.42/4,989,257.55 = 1,983,823.50/x
  3. Step 3: Cross multiply
    3,615,405.42x = 4,989,257.55 × 1,983,823.50
  4. Step 4: Simplify right side
    3,615,405.42x = 9,897,806,375,242.42
  5. Step 5: Solve for x
    x = 9,897,806,375,242.42/3,615,405.42
  6. Step 6: Final answer
    x = 2,737,675.37

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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.