Home / 2,058,273.75-2,840,417.78-1,253,457.75

Finding the Fourth Proportional to 2,058,273.75, 2,840,417.78 and 1,253,457.75

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Solution

The fourth proportional to 2,058,273.75, 2,840,417.78 and 1,253,457.75 is: 1,729,771.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058,273.75 : 2,840,417.78 = 1,253,457.75 : x
  2. Step 2: Convert to fraction form
    2,058,273.75/2,840,417.78 = 1,253,457.75/x
  3. Step 3: Cross multiply
    2,058,273.75x = 2,840,417.78 × 1,253,457.75
  4. Step 4: Simplify right side
    2,058,273.75x = 3,560,343,679,578.80
  5. Step 5: Solve for x
    x = 3,560,343,679,578.80/2,058,273.75
  6. Step 6: Final answer
    x = 1,729,771.70

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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.