Home / 5,128,290.09-7,695,059.58-2,097,895.41

Finding the Fourth Proportional to 5,128,290.09, 7,695,059.58 and 2,097,895.41

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Solution

The fourth proportional to 5,128,290.09, 7,695,059.58 and 2,097,895.41 is: 3,147,916.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,128,290.09 : 7,695,059.58 = 2,097,895.41 : x
  2. Step 2: Convert to fraction form
    5,128,290.09/7,695,059.58 = 2,097,895.41/x
  3. Step 3: Cross multiply
    5,128,290.09x = 7,695,059.58 × 2,097,895.41
  4. Step 4: Simplify right side
    5,128,290.09x = 16,143,430,172,558.53
  5. Step 5: Solve for x
    x = 16,143,430,172,558.53/5,128,290.09
  6. Step 6: Final answer
    x = 3,147,916.73

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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.