Home / 1,300,115.46-1,950,439.17-447,076.32

Finding the Fourth Proportional to 1,300,115.46, 1,950,439.17 and 447,076.32

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Solution

The fourth proportional to 1,300,115.46, 1,950,439.17 and 447,076.32 is: 670,705.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,115.46 : 1,950,439.17 = 447,076.32 : x
  2. Step 2: Convert to fraction form
    1,300,115.46/1,950,439.17 = 447,076.32/x
  3. Step 3: Cross multiply
    1,300,115.46x = 1,950,439.17 × 447,076.32
  4. Step 4: Simplify right side
    1,300,115.46x = 871,995,164,272.07
  5. Step 5: Solve for x
    x = 871,995,164,272.07/1,300,115.46
  6. Step 6: Final answer
    x = 670,705.94

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1.5x scale

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.