Home / 3,112,911.56-4,295,883.57-1,754,784.56

Finding the Fourth Proportional to 3,112,911.56, 4,295,883.57 and 1,754,784.56

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Solution

The fourth proportional to 3,112,911.56, 4,295,883.57 and 1,754,784.56 is: 2,421,639.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,911.56 : 4,295,883.57 = 1,754,784.56 : x
  2. Step 2: Convert to fraction form
    3,112,911.56/4,295,883.57 = 1,754,784.56/x
  3. Step 3: Cross multiply
    3,112,911.56x = 4,295,883.57 × 1,754,784.56
  4. Step 4: Simplify right side
    3,112,911.56x = 7,538,350,164,352.95
  5. Step 5: Solve for x
    x = 7,538,350,164,352.95/3,112,911.56
  6. Step 6: Final answer
    x = 2,421,639.68

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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.