Home / 2,963,209.28-4,089,234.48-1,605,083.36

Finding the Fourth Proportional to 2,963,209.28, 4,089,234.48 and 1,605,083.36

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Solution

The fourth proportional to 2,963,209.28, 4,089,234.48 and 1,605,083.36 is: 2,215,018.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963,209.28 : 4,089,234.48 = 1,605,083.36 : x
  2. Step 2: Convert to fraction form
    2,963,209.28/4,089,234.48 = 1,605,083.36/x
  3. Step 3: Cross multiply
    2,963,209.28x = 4,089,234.48 × 1,605,083.36
  4. Step 4: Simplify right side
    2,963,209.28x = 6,563,562,218,986.25
  5. Step 5: Solve for x
    x = 6,563,562,218,986.25/2,963,209.28
  6. Step 6: Final answer
    x = 2,215,018.11

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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.