Home / 3,839,421.49-5,759,148-960,780.46

Finding the Fourth Proportional to 3,839,421.49, 5,759,148 and 960,780.46

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Solution

The fourth proportional to 3,839,421.49, 5,759,148 and 960,780.46 is: 1,441,174.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839,421.49 : 5,759,148 = 960,780.46 : x
  2. Step 2: Convert to fraction form
    3,839,421.49/5,759,148 = 960,780.46/x
  3. Step 3: Cross multiply
    3,839,421.49x = 5,759,148 × 960,780.46
  4. Step 4: Simplify right side
    3,839,421.49x = 5,533,276,864,648.08
  5. Step 5: Solve for x
    x = 5,533,276,864,648.08/3,839,421.49
  6. Step 6: Final answer
    x = 1,441,174.64

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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.