Home / 5,171,038.92-7,758,038.34-1,760,077.08

Finding the Fourth Proportional to 5,171,038.92, 7,758,038.34 and 1,760,077.08

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Solution

The fourth proportional to 5,171,038.92, 7,758,038.34 and 1,760,077.08 is: 2,640,619.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,038.92 : 7,758,038.34 = 1,760,077.08 : x
  2. Step 2: Convert to fraction form
    5,171,038.92/7,758,038.34 = 1,760,077.08/x
  3. Step 3: Cross multiply
    5,171,038.92x = 7,758,038.34 × 1,760,077.08
  4. Step 4: Simplify right side
    5,171,038.92x = 13,654,745,467,995.25
  5. Step 5: Solve for x
    x = 13,654,745,467,995.25/5,171,038.92
  6. Step 6: Final answer
    x = 2,640,619.36

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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.