Home / 1,950,921-2,926,326.54-530,989.38

Finding the Fourth Proportional to 1,950,921, 2,926,326.54 and 530,989.38

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Solution

The fourth proportional to 1,950,921, 2,926,326.54 and 530,989.38 is: 796,469.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950,921 : 2,926,326.54 = 530,989.38 : x
  2. Step 2: Convert to fraction form
    1,950,921/2,926,326.54 = 530,989.38/x
  3. Step 3: Cross multiply
    1,950,921x = 2,926,326.54 × 530,989.38
  4. Step 4: Simplify right side
    1,950,921x = 1,553,848,315,152.15
  5. Step 5: Solve for x
    x = 1,553,848,315,152.15/1,950,921
  6. Step 6: Final answer
    x = 796,469.11

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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.