Home / 2,567,691.77-3,543,371.34-1,421,747.51

Finding the Fourth Proportional to 2,567,691.77, 3,543,371.34 and 1,421,747.51

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Solution

The fourth proportional to 2,567,691.77, 3,543,371.34 and 1,421,747.51 is: 1,961,987.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,691.77 : 3,543,371.34 = 1,421,747.51 : x
  2. Step 2: Convert to fraction form
    2,567,691.77/3,543,371.34 = 1,421,747.51/x
  3. Step 3: Cross multiply
    2,567,691.77x = 3,543,371.34 × 1,421,747.51
  4. Step 4: Simplify right side
    2,567,691.77x = 5,037,779,379,650.36
  5. Step 5: Solve for x
    x = 5,037,779,379,650.36/2,567,691.77
  6. Step 6: Final answer
    x = 1,961,987.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.