Home / 4,620,191.82-6,930,763-1,743,981.32

Finding the Fourth Proportional to 4,620,191.82, 6,930,763 and 1,743,981.32

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Solution

The fourth proportional to 4,620,191.82, 6,930,763 and 1,743,981.32 is: 2,616,151.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620,191.82 : 6,930,763 = 1,743,981.32 : x
  2. Step 2: Convert to fraction form
    4,620,191.82/6,930,763 = 1,743,981.32/x
  3. Step 3: Cross multiply
    4,620,191.82x = 6,930,763 × 1,743,981.32
  4. Step 4: Simplify right side
    4,620,191.82x = 12,087,121,205,347.16
  5. Step 5: Solve for x
    x = 12,087,121,205,347.16/4,620,191.82
  6. Step 6: Final answer
    x = 2,616,151.38

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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.