Home / 2,815,548.60-4,224,197.70-1,109,907.30

Finding the Fourth Proportional to 2,815,548.60, 4,224,197.70 and 1,109,907.30

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Solution

The fourth proportional to 2,815,548.60, 4,224,197.70 and 1,109,907.30 is: 1,665,205.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,548.60 : 4,224,197.70 = 1,109,907.30 : x
  2. Step 2: Convert to fraction form
    2,815,548.60/4,224,197.70 = 1,109,907.30/x
  3. Step 3: Cross multiply
    2,815,548.60x = 4,224,197.70 × 1,109,907.30
  4. Step 4: Simplify right side
    2,815,548.60x = 4,688,467,863,873.21
  5. Step 5: Solve for x
    x = 4,688,467,863,873.21/2,815,548.60
  6. Step 6: Final answer
    x = 1,665,205.80

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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.