Home / 1,478,286.40-2,213,282.40-1,436,814.40

Finding the Fourth Proportional to 1,478,286.40, 2,213,282.40 and 1,436,814.40

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Solution

The fourth proportional to 1,478,286.40, 2,213,282.40 and 1,436,814.40 is: 2,151,190.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,286.40 : 2,213,282.40 = 1,436,814.40 : x
  2. Step 2: Convert to fraction form
    1,478,286.40/2,213,282.40 = 1,436,814.40/x
  3. Step 3: Cross multiply
    1,478,286.40x = 2,213,282.40 × 1,436,814.40
  4. Step 4: Simplify right side
    1,478,286.40x = 3,180,076,023,586.56
  5. Step 5: Solve for x
    x = 3,180,076,023,586.56/1,478,286.40
  6. Step 6: Final answer
    x = 2,151,190.75

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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.