Home / 1,233,272.27-1,701,922.56-689,430.98

Finding the Fourth Proportional to 1,233,272.27, 1,701,922.56 and 689,430.98

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Solution

The fourth proportional to 1,233,272.27, 1,701,922.56 and 689,430.98 is: 951,418.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,272.27 : 1,701,922.56 = 689,430.98 : x
  2. Step 2: Convert to fraction form
    1,233,272.27/1,701,922.56 = 689,430.98/x
  3. Step 3: Cross multiply
    1,233,272.27x = 1,701,922.56 × 689,430.98
  4. Step 4: Simplify right side
    1,233,272.27x = 1,173,358,137,246.72
  5. Step 5: Solve for x
    x = 1,173,358,137,246.72/1,233,272.27
  6. Step 6: Final answer
    x = 951,418.57

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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.