Home / 2,171,114.40-3,256,088.40-908,680.80

Finding the Fourth Proportional to 2,171,114.40, 3,256,088.40 and 908,680.80

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Solution

The fourth proportional to 2,171,114.40, 3,256,088.40 and 908,680.80 is: 1,362,777.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,114.40 : 3,256,088.40 = 908,680.80 : x
  2. Step 2: Convert to fraction form
    2,171,114.40/3,256,088.40 = 908,680.80/x
  3. Step 3: Cross multiply
    2,171,114.40x = 3,256,088.40 × 908,680.80
  4. Step 4: Simplify right side
    2,171,114.40x = 2,958,745,012,182.72
  5. Step 5: Solve for x
    x = 2,958,745,012,182.72/2,171,114.40
  6. Step 6: Final answer
    x = 1,362,777.11

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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.