Home / 3,980,206.73-5,970,277.31-1,140,321.62

Finding the Fourth Proportional to 3,980,206.73, 5,970,277.31 and 1,140,321.62

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Solution

The fourth proportional to 3,980,206.73, 5,970,277.31 and 1,140,321.62 is: 1,710,473.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,980,206.73 : 5,970,277.31 = 1,140,321.62 : x
  2. Step 2: Convert to fraction form
    3,980,206.73/5,970,277.31 = 1,140,321.62/x
  3. Step 3: Cross multiply
    3,980,206.73x = 5,970,277.31 × 1,140,321.62
  4. Step 4: Simplify right side
    3,980,206.73x = 6,808,036,303,212.53
  5. Step 5: Solve for x
    x = 6,808,036,303,212.53/3,980,206.73
  6. Step 6: Final answer
    x = 1,710,473.04

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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.