Home / 2,107,029.74-2,907,708.75-1,140,160.07

Finding the Fourth Proportional to 2,107,029.74, 2,907,708.75 and 1,140,160.07

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Solution

The fourth proportional to 2,107,029.74, 2,907,708.75 and 1,140,160.07 is: 1,573,425.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,029.74 : 2,907,708.75 = 1,140,160.07 : x
  2. Step 2: Convert to fraction form
    2,107,029.74/2,907,708.75 = 1,140,160.07/x
  3. Step 3: Cross multiply
    2,107,029.74x = 2,907,708.75 × 1,140,160.07
  4. Step 4: Simplify right side
    2,107,029.74x = 3,315,253,419,208.88
  5. Step 5: Solve for x
    x = 3,315,253,419,208.88/2,107,029.74
  6. Step 6: Final answer
    x = 1,573,425.08

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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.