Home / 1,224,157.56-1,689,203.29-707,833.32

Finding the Fourth Proportional to 1,224,157.56, 1,689,203.29 and 707,833.32

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Solution

The fourth proportional to 1,224,157.56, 1,689,203.29 and 707,833.32 is: 976,732.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,157.56 : 1,689,203.29 = 707,833.32 : x
  2. Step 2: Convert to fraction form
    1,224,157.56/1,689,203.29 = 707,833.32/x
  3. Step 3: Cross multiply
    1,224,157.56x = 1,689,203.29 × 707,833.32
  4. Step 4: Simplify right side
    1,224,157.56x = 1,195,674,372,915.62
  5. Step 5: Solve for x
    x = 1,195,674,372,915.62/1,224,157.56
  6. Step 6: Final answer
    x = 976,732.42

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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.