Home / 5,200,455.10-7,790,185.05-2,953,968.70

Finding the Fourth Proportional to 5,200,455.10, 7,790,185.05 and 2,953,968.70

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Solution

The fourth proportional to 5,200,455.10, 7,790,185.05 and 2,953,968.70 is: 4,424,990.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,455.10 : 7,790,185.05 = 2,953,968.70 : x
  2. Step 2: Convert to fraction form
    5,200,455.10/7,790,185.05 = 2,953,968.70/x
  3. Step 3: Cross multiply
    5,200,455.10x = 7,790,185.05 × 2,953,968.70
  4. Step 4: Simplify right side
    5,200,455.10x = 23,011,962,804,907.94
  5. Step 5: Solve for x
    x = 23,011,962,804,907.94/5,200,455.10
  6. Step 6: Final answer
    x = 4,424,990.19

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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.