Home / 2,318,025.82-3,476,984.46-612,288.16

Finding the Fourth Proportional to 2,318,025.82, 3,476,984.46 and 612,288.16

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Solution

The fourth proportional to 2,318,025.82, 3,476,984.46 and 612,288.16 is: 918,417.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,025.82 : 3,476,984.46 = 612,288.16 : x
  2. Step 2: Convert to fraction form
    2,318,025.82/3,476,984.46 = 612,288.16/x
  3. Step 3: Cross multiply
    2,318,025.82x = 3,476,984.46 × 612,288.16
  4. Step 4: Simplify right side
    2,318,025.82x = 2,128,916,406,373.45
  5. Step 5: Solve for x
    x = 2,128,916,406,373.45/2,318,025.82
  6. Step 6: Final answer
    x = 918,417.90

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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.