Home / 3,681,400.40-5,522,477.70-1,408,836.15

Finding the Fourth Proportional to 3,681,400.40, 5,522,477.70 and 1,408,836.15

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Solution

The fourth proportional to 3,681,400.40, 5,522,477.70 and 1,408,836.15 is: 2,113,398.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,400.40 : 5,522,477.70 = 1,408,836.15 : x
  2. Step 2: Convert to fraction form
    3,681,400.40/5,522,477.70 = 1,408,836.15/x
  3. Step 3: Cross multiply
    3,681,400.40x = 5,522,477.70 × 1,408,836.15
  4. Step 4: Simplify right side
    3,681,400.40x = 7,780,266,211,044.75
  5. Step 5: Solve for x
    x = 7,780,266,211,044.75/3,681,400.40
  6. Step 6: Final answer
    x = 2,113,398.54

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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.