Home / 2,281,477.37-3,148,438.81-1,262,882.12

Finding the Fourth Proportional to 2,281,477.37, 3,148,438.81 and 1,262,882.12

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Solution

The fourth proportional to 2,281,477.37, 3,148,438.81 and 1,262,882.12 is: 1,742,777.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,477.37 : 3,148,438.81 = 1,262,882.12 : x
  2. Step 2: Convert to fraction form
    2,281,477.37/3,148,438.81 = 1,262,882.12/x
  3. Step 3: Cross multiply
    2,281,477.37x = 3,148,438.81 × 1,262,882.12
  4. Step 4: Simplify right side
    2,281,477.37x = 3,976,107,079,063.08
  5. Step 5: Solve for x
    x = 3,976,107,079,063.08/2,281,477.37
  6. Step 6: Final answer
    x = 1,742,777.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.