Home / 4,680,603.20-7,020,904.80-3,420,891.20

Finding the Fourth Proportional to 4,680,603.20, 7,020,904.80 and 3,420,891.20

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Solution

The fourth proportional to 4,680,603.20, 7,020,904.80 and 3,420,891.20 is: 5,131,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,603.20 : 7,020,904.80 = 3,420,891.20 : x
  2. Step 2: Convert to fraction form
    4,680,603.20/7,020,904.80 = 3,420,891.20/x
  3. Step 3: Cross multiply
    4,680,603.20x = 7,020,904.80 × 3,420,891.20
  4. Step 4: Simplify right side
    4,680,603.20x = 24,017,751,446,357.76
  5. Step 5: Solve for x
    x = 24,017,751,446,357.76/4,680,603.20
  6. Step 6: Final answer
    x = 5,131,336.80

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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.