Home / 2,247,501.34-3,101,562.12-1,228,905.28

Finding the Fourth Proportional to 2,247,501.34, 3,101,562.12 and 1,228,905.28

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Solution

The fourth proportional to 2,247,501.34, 3,101,562.12 and 1,228,905.28 is: 1,695,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247,501.34 : 3,101,562.12 = 1,228,905.28 : x
  2. Step 2: Convert to fraction form
    2,247,501.34/3,101,562.12 = 1,228,905.28/x
  3. Step 3: Cross multiply
    2,247,501.34x = 3,101,562.12 × 1,228,905.28
  4. Step 4: Simplify right side
    2,247,501.34x = 3,811,526,065,515.99
  5. Step 5: Solve for x
    x = 3,811,526,065,515.99/2,247,501.34
  6. Step 6: Final answer
    x = 1,695,894.90

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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.