Home / 7,189,061.46-10,783,561.47-2,928,279.38

Finding the Fourth Proportional to 7,189,061.46, 10,783,561.47 and 2,928,279.38

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Solution

The fourth proportional to 7,189,061.46, 10,783,561.47 and 2,928,279.38 is: 4,392,406.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189,061.46 : 10,783,561.47 = 2,928,279.38 : x
  2. Step 2: Convert to fraction form
    7,189,061.46/10,783,561.47 = 2,928,279.38/x
  3. Step 3: Cross multiply
    7,189,061.46x = 10,783,561.47 × 2,928,279.38
  4. Step 4: Simplify right side
    7,189,061.46x = 31,577,280,695,563.49
  5. Step 5: Solve for x
    x = 31,577,280,695,563.49/7,189,061.46
  6. Step 6: Final answer
    x = 4,392,406.56

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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.