Home / 1,489,709.41-2,234,584.91-424,751.87

Finding the Fourth Proportional to 1,489,709.41, 2,234,584.91 and 424,751.87

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Solution

The fourth proportional to 1,489,709.41, 2,234,584.91 and 424,751.87 is: 637,133.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,709.41 : 2,234,584.91 = 424,751.87 : x
  2. Step 2: Convert to fraction form
    1,489,709.41/2,234,584.91 = 424,751.87/x
  3. Step 3: Cross multiply
    1,489,709.41x = 2,234,584.91 × 424,751.87
  4. Step 4: Simplify right side
    1,489,709.41x = 949,144,125,844.62
  5. Step 5: Solve for x
    x = 949,144,125,844.62/1,489,709.41
  6. Step 6: Final answer
    x = 637,133.74

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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.