Home / 1,078,868.04-1,618,515.25-395,761.24

Finding the Fourth Proportional to 1,078,868.04, 1,618,515.25 and 395,761.24

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Solution

The fourth proportional to 1,078,868.04, 1,618,515.25 and 395,761.24 is: 593,720.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,868.04 : 1,618,515.25 = 395,761.24 : x
  2. Step 2: Convert to fraction form
    1,078,868.04/1,618,515.25 = 395,761.24/x
  3. Step 3: Cross multiply
    1,078,868.04x = 1,618,515.25 × 395,761.24
  4. Step 4: Simplify right side
    1,078,868.04x = 640,545,602,298.91
  5. Step 5: Solve for x
    x = 640,545,602,298.91/1,078,868.04
  6. Step 6: Final answer
    x = 593,720.06

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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.