Home / 3,477,428.40-5,209,144.20-2,413,671.60

Finding the Fourth Proportional to 3,477,428.40, 5,209,144.20 and 2,413,671.60

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Solution

The fourth proportional to 3,477,428.40, 5,209,144.20 and 2,413,671.60 is: 3,615,649.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,428.40 : 5,209,144.20 = 2,413,671.60 : x
  2. Step 2: Convert to fraction form
    3,477,428.40/5,209,144.20 = 2,413,671.60/x
  3. Step 3: Cross multiply
    3,477,428.40x = 5,209,144.20 × 2,413,671.60
  4. Step 4: Simplify right side
    3,477,428.40x = 12,573,163,415,844.72
  5. Step 5: Solve for x
    x = 12,573,163,415,844.72/3,477,428.40
  6. Step 6: Final answer
    x = 3,615,649.83

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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.