Home / 1,622,856.60-2,238,998.16-934,513.62

Finding the Fourth Proportional to 1,622,856.60, 2,238,998.16 and 934,513.62

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Solution

The fourth proportional to 1,622,856.60, 2,238,998.16 and 934,513.62 is: 1,289,315.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,856.60 : 2,238,998.16 = 934,513.62 : x
  2. Step 2: Convert to fraction form
    1,622,856.60/2,238,998.16 = 934,513.62/x
  3. Step 3: Cross multiply
    1,622,856.60x = 2,238,998.16 × 934,513.62
  4. Step 4: Simplify right side
    1,622,856.60x = 2,092,374,275,674.94
  5. Step 5: Solve for x
    x = 2,092,374,275,674.94/1,622,856.60
  6. Step 6: Final answer
    x = 1,289,315.57

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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.