Home / 1,770,018.90-2,441,741.82-1,117,453.68

Finding the Fourth Proportional to 1,770,018.90, 2,441,741.82 and 1,117,453.68

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Solution

The fourth proportional to 1,770,018.90, 2,441,741.82 and 1,117,453.68 is: 1,541,527.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,018.90 : 2,441,741.82 = 1,117,453.68 : x
  2. Step 2: Convert to fraction form
    1,770,018.90/2,441,741.82 = 1,117,453.68/x
  3. Step 3: Cross multiply
    1,770,018.90x = 2,441,741.82 × 1,117,453.68
  4. Step 4: Simplify right side
    1,770,018.90x = 2,728,533,382,368.90
  5. Step 5: Solve for x
    x = 2,728,533,382,368.90/1,770,018.90
  6. Step 6: Final answer
    x = 1,541,527.82

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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.