Home / 1,364,806.86-2,047,136.47-418,180.31

Finding the Fourth Proportional to 1,364,806.86, 2,047,136.47 and 418,180.31

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Solution

The fourth proportional to 1,364,806.86, 2,047,136.47 and 418,180.31 is: 627,247.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,806.86 : 2,047,136.47 = 418,180.31 : x
  2. Step 2: Convert to fraction form
    1,364,806.86/2,047,136.47 = 418,180.31/x
  3. Step 3: Cross multiply
    1,364,806.86x = 2,047,136.47 × 418,180.31
  4. Step 4: Simplify right side
    1,364,806.86x = 856,072,163,636.91
  5. Step 5: Solve for x
    x = 856,072,163,636.91/1,364,806.86
  6. Step 6: Final answer
    x = 627,247.85

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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.