Home / 1,974,462.75-2,961,694.16-478,554.75

Finding the Fourth Proportional to 1,974,462.75, 2,961,694.16 and 478,554.75

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Solution

The fourth proportional to 1,974,462.75, 2,961,694.16 and 478,554.75 is: 717,832.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,462.75 : 2,961,694.16 = 478,554.75 : x
  2. Step 2: Convert to fraction form
    1,974,462.75/2,961,694.16 = 478,554.75/x
  3. Step 3: Cross multiply
    1,974,462.75x = 2,961,694.16 × 478,554.75
  4. Step 4: Simplify right side
    1,974,462.75x = 1,417,332,808,315.26
  5. Step 5: Solve for x
    x = 1,417,332,808,315.26/1,974,462.75
  6. Step 6: Final answer
    x = 717,832.13

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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.