Home / 1,321,835.26-1,982,857.96-563,683.20

Finding the Fourth Proportional to 1,321,835.26, 1,982,857.96 and 563,683.20

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Solution

The fourth proportional to 1,321,835.26, 1,982,857.96 and 563,683.20 is: 845,569.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,835.26 : 1,982,857.96 = 563,683.20 : x
  2. Step 2: Convert to fraction form
    1,321,835.26/1,982,857.96 = 563,683.20/x
  3. Step 3: Cross multiply
    1,321,835.26x = 1,982,857.96 × 563,683.20
  4. Step 4: Simplify right side
    1,321,835.26x = 1,117,703,720,038.27
  5. Step 5: Solve for x
    x = 1,117,703,720,038.27/1,321,835.26
  6. Step 6: Final answer
    x = 845,569.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.