Home / 1,643,760.36-2,466,422.46-1,139,097.96

Finding the Fourth Proportional to 1,643,760.36, 2,466,422.46 and 1,139,097.96

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Solution

The fourth proportional to 1,643,760.36, 2,466,422.46 and 1,139,097.96 is: 1,709,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,760.36 : 2,466,422.46 = 1,139,097.96 : x
  2. Step 2: Convert to fraction form
    1,643,760.36/2,466,422.46 = 1,139,097.96/x
  3. Step 3: Cross multiply
    1,643,760.36x = 2,466,422.46 × 1,139,097.96
  4. Step 4: Simplify right side
    1,643,760.36x = 2,809,496,792,684.18
  5. Step 5: Solve for x
    x = 2,809,496,792,684.18/1,643,760.36
  6. Step 6: Final answer
    x = 1,709,188.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.