Home / 1,189,832.96-1,641,420.20-706,123.24

Finding the Fourth Proportional to 1,189,832.96, 1,641,420.20 and 706,123.24

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Solution

The fourth proportional to 1,189,832.96, 1,641,420.20 and 706,123.24 is: 974,124.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,832.96 : 1,641,420.20 = 706,123.24 : x
  2. Step 2: Convert to fraction form
    1,189,832.96/1,641,420.20 = 706,123.24/x
  3. Step 3: Cross multiply
    1,189,832.96x = 1,641,420.20 × 706,123.24
  4. Step 4: Simplify right side
    1,189,832.96x = 1,159,044,949,825.45
  5. Step 5: Solve for x
    x = 1,159,044,949,825.45/1,189,832.96
  6. Step 6: Final answer
    x = 974,124.09

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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.