Home / 1,078,346.88-1,618,103.04-447,696

Finding the Fourth Proportional to 1,078,346.88, 1,618,103.04 and 447,696

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Solution

The fourth proportional to 1,078,346.88, 1,618,103.04 and 447,696 is: 671,785.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,346.88 : 1,618,103.04 = 447,696 : x
  2. Step 2: Convert to fraction form
    1,078,346.88/1,618,103.04 = 447,696/x
  3. Step 3: Cross multiply
    1,078,346.88x = 1,618,103.04 × 447,696
  4. Step 4: Simplify right side
    1,078,346.88x = 724,418,258,595.84
  5. Step 5: Solve for x
    x = 724,418,258,595.84/1,078,346.88
  6. Step 6: Final answer
    x = 671,785.93

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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.