Home / 1,118,091.72-1,673,988.12-1,004,717.64

Finding the Fourth Proportional to 1,118,091.72, 1,673,988.12 and 1,004,717.64

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Solution

The fourth proportional to 1,118,091.72, 1,673,988.12 and 1,004,717.64 is: 1,504,246.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,091.72 : 1,673,988.12 = 1,004,717.64 : x
  2. Step 2: Convert to fraction form
    1,118,091.72/1,673,988.12 = 1,004,717.64/x
  3. Step 3: Cross multiply
    1,118,091.72x = 1,673,988.12 × 1,004,717.64
  4. Step 4: Simplify right side
    1,118,091.72x = 1,681,885,393,314.44
  5. Step 5: Solve for x
    x = 1,681,885,393,314.44/1,118,091.72
  6. Step 6: Final answer
    x = 1,504,246.35

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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.