Home / 3,830,693.76-5,287,376.64-2,262,201.60

Finding the Fourth Proportional to 3,830,693.76, 5,287,376.64 and 2,262,201.60

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Solution

The fourth proportional to 3,830,693.76, 5,287,376.64 and 2,262,201.60 is: 3,122,440.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,693.76 : 5,287,376.64 = 2,262,201.60 : x
  2. Step 2: Convert to fraction form
    3,830,693.76/5,287,376.64 = 2,262,201.60/x
  3. Step 3: Cross multiply
    3,830,693.76x = 5,287,376.64 × 2,262,201.60
  4. Step 4: Simplify right side
    3,830,693.76x = 11,961,111,894,810.62
  5. Step 5: Solve for x
    x = 11,961,111,894,810.62/3,830,693.76
  6. Step 6: Final answer
    x = 3,122,440.12

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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.