Home / 5,620,865.82-8,431,532.01-1,631,777.82

Finding the Fourth Proportional to 5,620,865.82, 8,431,532.01 and 1,631,777.82

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Solution

The fourth proportional to 5,620,865.82, 8,431,532.01 and 1,631,777.82 is: 2,447,734.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620,865.82 : 8,431,532.01 = 1,631,777.82 : x
  2. Step 2: Convert to fraction form
    5,620,865.82/8,431,532.01 = 1,631,777.82/x
  3. Step 3: Cross multiply
    5,620,865.82x = 8,431,532.01 × 1,631,777.82
  4. Step 4: Simplify right side
    5,620,865.82x = 13,758,386,922,538.02
  5. Step 5: Solve for x
    x = 13,758,386,922,538.02/5,620,865.82
  6. Step 6: Final answer
    x = 2,447,734.45

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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.