Home / 2,212,539.71-3,318,804.93-696,355.14

Finding the Fourth Proportional to 2,212,539.71, 3,318,804.93 and 696,355.14

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Solution

The fourth proportional to 2,212,539.71, 3,318,804.93 and 696,355.14 is: 1,044,531.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,539.71 : 3,318,804.93 = 696,355.14 : x
  2. Step 2: Convert to fraction form
    2,212,539.71/3,318,804.93 = 696,355.14/x
  3. Step 3: Cross multiply
    2,212,539.71x = 3,318,804.93 × 696,355.14
  4. Step 4: Simplify right side
    2,212,539.71x = 2,311,066,886,719.69
  5. Step 5: Solve for x
    x = 2,311,066,886,719.69/2,212,539.71
  6. Step 6: Final answer
    x = 1,044,531.26

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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.