Home / 3,571,402.88-4,928,571.78-1,939,842.02

Finding the Fourth Proportional to 3,571,402.88, 4,928,571.78 and 1,939,842.02

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Solution

The fourth proportional to 3,571,402.88, 4,928,571.78 and 1,939,842.02 is: 2,677,001.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,402.88 : 4,928,571.78 = 1,939,842.02 : x
  2. Step 2: Convert to fraction form
    3,571,402.88/4,928,571.78 = 1,939,842.02/x
  3. Step 3: Cross multiply
    3,571,402.88x = 4,928,571.78 × 1,939,842.02
  4. Step 4: Simplify right side
    3,571,402.88x = 9,560,650,637,430.20
  5. Step 5: Solve for x
    x = 9,560,650,637,430.20/3,571,402.88
  6. Step 6: Final answer
    x = 2,677,001.44

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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.