Home / 1,457,040.75-2,010,716.25-853,428.75

Finding the Fourth Proportional to 1,457,040.75, 2,010,716.25 and 853,428.75

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Solution

The fourth proportional to 1,457,040.75, 2,010,716.25 and 853,428.75 is: 1,177,731.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,040.75 : 2,010,716.25 = 853,428.75 : x
  2. Step 2: Convert to fraction form
    1,457,040.75/2,010,716.25 = 853,428.75/x
  3. Step 3: Cross multiply
    1,457,040.75x = 2,010,716.25 × 853,428.75
  4. Step 4: Simplify right side
    1,457,040.75x = 1,716,003,055,842.19
  5. Step 5: Solve for x
    x = 1,716,003,055,842.19/1,457,040.75
  6. Step 6: Final answer
    x = 1,177,731.68

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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.