Home / 1,982,280.93-2,735,983.14-1,303,280.61

Finding the Fourth Proportional to 1,982,280.93, 2,735,983.14 and 1,303,280.61

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Solution

The fourth proportional to 1,982,280.93, 2,735,983.14 and 1,303,280.61 is: 1,798,813.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,280.93 : 2,735,983.14 = 1,303,280.61 : x
  2. Step 2: Convert to fraction form
    1,982,280.93/2,735,983.14 = 1,303,280.61/x
  3. Step 3: Cross multiply
    1,982,280.93x = 2,735,983.14 × 1,303,280.61
  4. Step 4: Simplify right side
    1,982,280.93x = 3,565,753,755,452.60
  5. Step 5: Solve for x
    x = 3,565,753,755,452.60/1,982,280.93
  6. Step 6: Final answer
    x = 1,798,813.53

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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.