Home / 2,051,925.94-3,078,219.66-631,981.36

Finding the Fourth Proportional to 2,051,925.94, 3,078,219.66 and 631,981.36

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Solution

The fourth proportional to 2,051,925.94, 3,078,219.66 and 631,981.36 is: 948,073.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,925.94 : 3,078,219.66 = 631,981.36 : x
  2. Step 2: Convert to fraction form
    2,051,925.94/3,078,219.66 = 631,981.36/x
  3. Step 3: Cross multiply
    2,051,925.94x = 3,078,219.66 × 631,981.36
  4. Step 4: Simplify right side
    2,051,925.94x = 1,945,377,447,105.54
  5. Step 5: Solve for x
    x = 1,945,377,447,105.54/2,051,925.94
  6. Step 6: Final answer
    x = 948,073.91

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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.