Home / 2,567,449.26-3,543,190.71-1,421,529.60

Finding the Fourth Proportional to 2,567,449.26, 3,543,190.71 and 1,421,529.60

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Solution

The fourth proportional to 2,567,449.26, 3,543,190.71 and 1,421,529.60 is: 1,961,772.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,449.26 : 3,543,190.71 = 1,421,529.60 : x
  2. Step 2: Convert to fraction form
    2,567,449.26/3,543,190.71 = 1,421,529.60/x
  3. Step 3: Cross multiply
    2,567,449.26x = 3,543,190.71 × 1,421,529.60
  4. Step 4: Simplify right side
    2,567,449.26x = 5,036,750,472,710.02
  5. Step 5: Solve for x
    x = 5,036,750,472,710.02/2,567,449.26
  6. Step 6: Final answer
    x = 1,961,772.16

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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.