Home / 2,653,472.47-3,980,186.84-760,215.73

Finding the Fourth Proportional to 2,653,472.47, 3,980,186.84 and 760,215.73

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Solution

The fourth proportional to 2,653,472.47, 3,980,186.84 and 760,215.73 is: 1,140,317.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,472.47 : 3,980,186.84 = 760,215.73 : x
  2. Step 2: Convert to fraction form
    2,653,472.47/3,980,186.84 = 760,215.73/x
  3. Step 3: Cross multiply
    2,653,472.47x = 3,980,186.84 × 760,215.73
  4. Step 4: Simplify right side
    2,653,472.47x = 3,025,800,630,355.45
  5. Step 5: Solve for x
    x = 3,025,800,630,355.45/2,653,472.47
  6. Step 6: Final answer
    x = 1,140,317.33

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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.