Home / 4,870,858.40-7,320,284.40-4,254,999.20

Finding the Fourth Proportional to 4,870,858.40, 7,320,284.40 and 4,254,999.20

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Solution

The fourth proportional to 4,870,858.40, 7,320,284.40 and 4,254,999.20 is: 6,394,725.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870,858.40 : 7,320,284.40 = 4,254,999.20 : x
  2. Step 2: Convert to fraction form
    4,870,858.40/7,320,284.40 = 4,254,999.20/x
  3. Step 3: Cross multiply
    4,870,858.40x = 7,320,284.40 × 4,254,999.20
  4. Step 4: Simplify right side
    4,870,858.40x = 31,147,804,265,772.48
  5. Step 5: Solve for x
    x = 31,147,804,265,772.48/4,870,858.40
  6. Step 6: Final answer
    x = 6,394,725.88

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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.