Home / 2,311,563.60-3,467,356.20-815,655.60

Finding the Fourth Proportional to 2,311,563.60, 3,467,356.20 and 815,655.60

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Solution

The fourth proportional to 2,311,563.60, 3,467,356.20 and 815,655.60 is: 1,223,487.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,563.60 : 3,467,356.20 = 815,655.60 : x
  2. Step 2: Convert to fraction form
    2,311,563.60/3,467,356.20 = 815,655.60/x
  3. Step 3: Cross multiply
    2,311,563.60x = 3,467,356.20 × 815,655.60
  4. Step 4: Simplify right side
    2,311,563.60x = 2,828,168,501,724.72
  5. Step 5: Solve for x
    x = 2,828,168,501,724.72/2,311,563.60
  6. Step 6: Final answer
    x = 1,223,487.21

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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.