Home / 1,092,928.43-1,508,349.67-816,806.72

Finding the Fourth Proportional to 1,092,928.43, 1,508,349.67 and 816,806.72

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Solution

The fourth proportional to 1,092,928.43, 1,508,349.67 and 816,806.72 is: 1,127,274.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,928.43 : 1,508,349.67 = 816,806.72 : x
  2. Step 2: Convert to fraction form
    1,092,928.43/1,508,349.67 = 816,806.72/x
  3. Step 3: Cross multiply
    1,092,928.43x = 1,508,349.67 × 816,806.72
  4. Step 4: Simplify right side
    1,092,928.43x = 1,232,030,144,523.77
  5. Step 5: Solve for x
    x = 1,232,030,144,523.77/1,092,928.43
  6. Step 6: Final answer
    x = 1,127,274.31

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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.