Home / 2,588,776.22-3,883,724.81-991,339.38

Finding the Fourth Proportional to 2,588,776.22, 3,883,724.81 and 991,339.38

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Solution

The fourth proportional to 2,588,776.22, 3,883,724.81 and 991,339.38 is: 1,487,223.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,776.22 : 3,883,724.81 = 991,339.38 : x
  2. Step 2: Convert to fraction form
    2,588,776.22/3,883,724.81 = 991,339.38/x
  3. Step 3: Cross multiply
    2,588,776.22x = 3,883,724.81 × 991,339.38
  4. Step 4: Simplify right side
    2,588,776.22x = 3,850,089,347,714.37
  5. Step 5: Solve for x
    x = 3,850,089,347,714.37/2,588,776.22
  6. Step 6: Final answer
    x = 1,487,223.70

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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.