Home / 1,379,763.41-2,069,487.41-368,964.15

Finding the Fourth Proportional to 1,379,763.41, 2,069,487.41 and 368,964.15

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Solution

The fourth proportional to 1,379,763.41, 2,069,487.41 and 368,964.15 is: 553,404.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,763.41 : 2,069,487.41 = 368,964.15 : x
  2. Step 2: Convert to fraction form
    1,379,763.41/2,069,487.41 = 368,964.15/x
  3. Step 3: Cross multiply
    1,379,763.41x = 2,069,487.41 × 368,964.15
  4. Step 4: Simplify right side
    1,379,763.41x = 763,566,661,321.53
  5. Step 5: Solve for x
    x = 763,566,661,321.53/1,379,763.41
  6. Step 6: Final answer
    x = 553,404.05

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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.