Home / 4,191,119.08-6,281,419.54-1,792,142.72

Finding the Fourth Proportional to 4,191,119.08, 6,281,419.54 and 1,792,142.72

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Solution

The fourth proportional to 4,191,119.08, 6,281,419.54 and 1,792,142.72 is: 2,685,965.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191,119.08 : 6,281,419.54 = 1,792,142.72 : x
  2. Step 2: Convert to fraction form
    4,191,119.08/6,281,419.54 = 1,792,142.72/x
  3. Step 3: Cross multiply
    4,191,119.08x = 6,281,419.54 × 1,792,142.72
  4. Step 4: Simplify right side
    4,191,119.08x = 11,257,200,299,876.75
  5. Step 5: Solve for x
    x = 11,257,200,299,876.75/4,191,119.08
  6. Step 6: Final answer
    x = 2,685,965.27

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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.