Home / 1,692,495.62-2,539,163.62-839,967.38

Finding the Fourth Proportional to 1,692,495.62, 2,539,163.62 and 839,967.38

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Solution

The fourth proportional to 1,692,495.62, 2,539,163.62 and 839,967.38 is: 1,260,159.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,495.62 : 2,539,163.62 = 839,967.38 : x
  2. Step 2: Convert to fraction form
    1,692,495.62/2,539,163.62 = 839,967.38/x
  3. Step 3: Cross multiply
    1,692,495.62x = 2,539,163.62 × 839,967.38
  4. Step 4: Simplify right side
    1,692,495.62x = 2,132,814,613,282.72
  5. Step 5: Solve for x
    x = 2,132,814,613,282.72/1,692,495.62
  6. Step 6: Final answer
    x = 1,260,159.61

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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.