Home / 2,567,435.26-3,543,171.36-1,421,515.57

Finding the Fourth Proportional to 2,567,435.26, 3,543,171.36 and 1,421,515.57

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Solution

The fourth proportional to 2,567,435.26, 3,543,171.36 and 1,421,515.57 is: 1,961,752.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,435.26 : 3,543,171.36 = 1,421,515.57 : x
  2. Step 2: Convert to fraction form
    2,567,435.26/3,543,171.36 = 1,421,515.57/x
  3. Step 3: Cross multiply
    2,567,435.26x = 3,543,171.36 × 1,421,515.57
  4. Step 4: Simplify right side
    2,567,435.26x = 5,036,673,230,594.64
  5. Step 5: Solve for x
    x = 5,036,673,230,594.64/2,567,435.26
  6. Step 6: Final answer
    x = 1,961,752.77

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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.