Home / 1,293,327.48-1,936,678.77-1,079,563.86

Finding the Fourth Proportional to 1,293,327.48, 1,936,678.77 and 1,079,563.86

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Solution

The fourth proportional to 1,293,327.48, 1,936,678.77 and 1,079,563.86 is: 1,616,580.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,327.48 : 1,936,678.77 = 1,079,563.86 : x
  2. Step 2: Convert to fraction form
    1,293,327.48/1,936,678.77 = 1,079,563.86/x
  3. Step 3: Cross multiply
    1,293,327.48x = 1,936,678.77 × 1,079,563.86
  4. Step 4: Simplify right side
    1,293,327.48x = 2,090,768,408,521.25
  5. Step 5: Solve for x
    x = 2,090,768,408,521.25/1,293,327.48
  6. Step 6: Final answer
    x = 1,616,580.83

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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.