Home / 5,250,686.40-7,876,029.60-1,464,163.20

Finding the Fourth Proportional to 5,250,686.40, 7,876,029.60 and 1,464,163.20

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Solution

The fourth proportional to 5,250,686.40, 7,876,029.60 and 1,464,163.20 is: 2,196,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250,686.40 : 7,876,029.60 = 1,464,163.20 : x
  2. Step 2: Convert to fraction form
    5,250,686.40/7,876,029.60 = 1,464,163.20/x
  3. Step 3: Cross multiply
    5,250,686.40x = 7,876,029.60 × 1,464,163.20
  4. Step 4: Simplify right side
    5,250,686.40x = 11,531,792,702,430.72
  5. Step 5: Solve for x
    x = 11,531,792,702,430.72/5,250,686.40
  6. Step 6: Final answer
    x = 2,196,244.80

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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.