Home / 1,122,429.30-1,548,927.27-613,133.70

Finding the Fourth Proportional to 1,122,429.30, 1,548,927.27 and 613,133.70

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Solution

The fourth proportional to 1,122,429.30, 1,548,927.27 and 613,133.70 is: 846,110.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,429.30 : 1,548,927.27 = 613,133.70 : x
  2. Step 2: Convert to fraction form
    1,122,429.30/1,548,927.27 = 613,133.70/x
  3. Step 3: Cross multiply
    1,122,429.30x = 1,548,927.27 × 613,133.70
  4. Step 4: Simplify right side
    1,122,429.30x = 949,699,508,086.00
  5. Step 5: Solve for x
    x = 949,699,508,086.00/1,122,429.30
  6. Step 6: Final answer
    x = 846,110.76

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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.