Home / 1,293,519.04-1,784,940.48-720,546.92

Finding the Fourth Proportional to 1,293,519.04, 1,784,940.48 and 720,546.92

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Solution

The fourth proportional to 1,293,519.04, 1,784,940.48 and 720,546.92 is: 994,290.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,519.04 : 1,784,940.48 = 720,546.92 : x
  2. Step 2: Convert to fraction form
    1,293,519.04/1,784,940.48 = 720,546.92/x
  3. Step 3: Cross multiply
    1,293,519.04x = 1,784,940.48 × 720,546.92
  4. Step 4: Simplify right side
    1,293,519.04x = 1,286,133,365,247.32
  5. Step 5: Solve for x
    x = 1,286,133,365,247.32/1,293,519.04
  6. Step 6: Final answer
    x = 994,290.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.