Home / 1,720,151.22-2,580,235.06-522,083.90

Finding the Fourth Proportional to 1,720,151.22, 2,580,235.06 and 522,083.90

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Solution

The fourth proportional to 1,720,151.22, 2,580,235.06 and 522,083.90 is: 783,128.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,151.22 : 2,580,235.06 = 522,083.90 : x
  2. Step 2: Convert to fraction form
    1,720,151.22/2,580,235.06 = 522,083.90/x
  3. Step 3: Cross multiply
    1,720,151.22x = 2,580,235.06 × 522,083.90
  4. Step 4: Simplify right side
    1,720,151.22x = 1,347,099,183,041.53
  5. Step 5: Solve for x
    x = 1,347,099,183,041.53/1,720,151.22
  6. Step 6: Final answer
    x = 783,128.35

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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.