Home / 4,210,145.46-6,315,997.31-1,332,235.71

Finding the Fourth Proportional to 4,210,145.46, 6,315,997.31 and 1,332,235.71

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Solution

The fourth proportional to 4,210,145.46, 6,315,997.31 and 1,332,235.71 is: 1,998,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210,145.46 : 6,315,997.31 = 1,332,235.71 : x
  2. Step 2: Convert to fraction form
    4,210,145.46/6,315,997.31 = 1,332,235.71/x
  3. Step 3: Cross multiply
    4,210,145.46x = 6,315,997.31 × 1,332,235.71
  4. Step 4: Simplify right side
    4,210,145.46x = 8,414,397,153,984.76
  5. Step 5: Solve for x
    x = 8,414,397,153,984.76/4,210,145.46
  6. Step 6: Final answer
    x = 1,998,600.10

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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.