Home / 1,396,630.41-2,094,563.28-385,510.65

Finding the Fourth Proportional to 1,396,630.41, 2,094,563.28 and 385,510.65

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Solution

The fourth proportional to 1,396,630.41, 2,094,563.28 and 385,510.65 is: 578,160.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,630.41 : 2,094,563.28 = 385,510.65 : x
  2. Step 2: Convert to fraction form
    1,396,630.41/2,094,563.28 = 385,510.65/x
  3. Step 3: Cross multiply
    1,396,630.41x = 2,094,563.28 × 385,510.65
  4. Step 4: Simplify right side
    1,396,630.41x = 807,476,451,538.93
  5. Step 5: Solve for x
    x = 807,476,451,538.93/1,396,630.41
  6. Step 6: Final answer
    x = 578,160.44

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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.