Home / 2,567,478.82-3,543,231.44-1,421,559.16

Finding the Fourth Proportional to 2,567,478.82, 3,543,231.44 and 1,421,559.16

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Solution

The fourth proportional to 2,567,478.82, 3,543,231.44 and 1,421,559.16 is: 1,961,812.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,478.82 : 3,543,231.44 = 1,421,559.16 : x
  2. Step 2: Convert to fraction form
    2,567,478.82/3,543,231.44 = 1,421,559.16/x
  3. Step 3: Cross multiply
    2,567,478.82x = 3,543,231.44 × 1,421,559.16
  4. Step 4: Simplify right side
    2,567,478.82x = 5,036,913,109,531.99
  5. Step 5: Solve for x
    x = 5,036,913,109,531.99/2,567,478.82
  6. Step 6: Final answer
    x = 1,961,812.92

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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.