Home / 5,249,611.44-7,873,410.96-2,215,980

Finding the Fourth Proportional to 5,249,611.44, 7,873,410.96 and 2,215,980

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Solution

The fourth proportional to 5,249,611.44, 7,873,410.96 and 2,215,980 is: 3,323,545.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249,611.44 : 7,873,410.96 = 2,215,980 : x
  2. Step 2: Convert to fraction form
    5,249,611.44/7,873,410.96 = 2,215,980/x
  3. Step 3: Cross multiply
    5,249,611.44x = 7,873,410.96 × 2,215,980
  4. Step 4: Simplify right side
    5,249,611.44x = 17,447,321,219,140.80
  5. Step 5: Solve for x
    x = 17,447,321,219,140.80/5,249,611.44
  6. Step 6: Final answer
    x = 3,323,545.26

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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.