Home / 1,134,213.82-1,698,519.53-845,332.83

Finding the Fourth Proportional to 1,134,213.82, 1,698,519.53 and 845,332.83

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Solution

The fourth proportional to 1,134,213.82, 1,698,519.53 and 845,332.83 is: 1,265,911.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,213.82 : 1,698,519.53 = 845,332.83 : x
  2. Step 2: Convert to fraction form
    1,134,213.82/1,698,519.53 = 845,332.83/x
  3. Step 3: Cross multiply
    1,134,213.82x = 1,698,519.53 × 845,332.83
  4. Step 4: Simplify right side
    1,134,213.82x = 1,435,814,323,218.50
  5. Step 5: Solve for x
    x = 1,435,814,323,218.50/1,134,213.82
  6. Step 6: Final answer
    x = 1,265,911.51

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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.