Home / 1,059,175.62-1,462,853.12-820,347.93

Finding the Fourth Proportional to 1,059,175.62, 1,462,853.12 and 820,347.93

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Solution

The fourth proportional to 1,059,175.62, 1,462,853.12 and 820,347.93 is: 1,133,002.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,175.62 : 1,462,853.12 = 820,347.93 : x
  2. Step 2: Convert to fraction form
    1,059,175.62/1,462,853.12 = 820,347.93/x
  3. Step 3: Cross multiply
    1,059,175.62x = 1,462,853.12 × 820,347.93
  4. Step 4: Simplify right side
    1,059,175.62x = 1,200,048,524,784.30
  5. Step 5: Solve for x
    x = 1,200,048,524,784.30/1,059,175.62
  6. Step 6: Final answer
    x = 1,133,002.41

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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.