Home / 1,974,450.14-2,961,675.21-478,542.14

Finding the Fourth Proportional to 1,974,450.14, 2,961,675.21 and 478,542.14

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Solution

The fourth proportional to 1,974,450.14, 2,961,675.21 and 478,542.14 is: 717,813.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,450.14 : 2,961,675.21 = 478,542.14 : x
  2. Step 2: Convert to fraction form
    1,974,450.14/2,961,675.21 = 478,542.14/x
  3. Step 3: Cross multiply
    1,974,450.14x = 2,961,675.21 × 478,542.14
  4. Step 4: Simplify right side
    1,974,450.14x = 1,417,286,392,978.35
  5. Step 5: Solve for x
    x = 1,417,286,392,978.35/1,974,450.14
  6. Step 6: Final answer
    x = 717,813.21

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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.