Home / 2,178,178.93-3,267,473.29-641,175.35

Finding the Fourth Proportional to 2,178,178.93, 3,267,473.29 and 641,175.35

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Solution

The fourth proportional to 2,178,178.93, 3,267,473.29 and 641,175.35 is: 961,823.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,178.93 : 3,267,473.29 = 641,175.35 : x
  2. Step 2: Convert to fraction form
    2,178,178.93/3,267,473.29 = 641,175.35/x
  3. Step 3: Cross multiply
    2,178,178.93x = 3,267,473.29 × 641,175.35
  4. Step 4: Simplify right side
    2,178,178.93x = 2,095,023,336,897.15
  5. Step 5: Solve for x
    x = 2,095,023,336,897.15/2,178,178.93
  6. Step 6: Final answer
    x = 961,823.34

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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.