Home / 4,692,201.28-7,043,278.98-4,155,938.80

Finding the Fourth Proportional to 4,692,201.28, 7,043,278.98 and 4,155,938.80

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Solution

The fourth proportional to 4,692,201.28, 7,043,278.98 and 4,155,938.80 is: 6,238,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,692,201.28 : 7,043,278.98 = 4,155,938.80 : x
  2. Step 2: Convert to fraction form
    4,692,201.28/7,043,278.98 = 4,155,938.80/x
  3. Step 3: Cross multiply
    4,692,201.28x = 7,043,278.98 × 4,155,938.80
  4. Step 4: Simplify right side
    4,692,201.28x = 29,271,436,392,206.43
  5. Step 5: Solve for x
    x = 29,271,436,392,206.43/4,692,201.28
  6. Step 6: Final answer
    x = 6,238,316.44

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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.