Home / 4,751,082-7,127,811.27-1,385,289

Finding the Fourth Proportional to 4,751,082, 7,127,811.27 and 1,385,289

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Solution

The fourth proportional to 4,751,082, 7,127,811.27 and 1,385,289 is: 2,078,279.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751,082 : 7,127,811.27 = 1,385,289 : x
  2. Step 2: Convert to fraction form
    4,751,082/7,127,811.27 = 1,385,289/x
  3. Step 3: Cross multiply
    4,751,082x = 7,127,811.27 × 1,385,289
  4. Step 4: Simplify right side
    4,751,082x = 9,874,078,546,407.03
  5. Step 5: Solve for x
    x = 9,874,078,546,407.03/4,751,082
  6. Step 6: Final answer
    x = 2,078,279.97

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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.