Home / 1,625,217.54-2,243,402.01-980,664.90

Finding the Fourth Proportional to 1,625,217.54, 2,243,402.01 and 980,664.90

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Solution

The fourth proportional to 1,625,217.54, 2,243,402.01 and 980,664.90 is: 1,353,680.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,217.54 : 2,243,402.01 = 980,664.90 : x
  2. Step 2: Convert to fraction form
    1,625,217.54/2,243,402.01 = 980,664.90/x
  3. Step 3: Cross multiply
    1,625,217.54x = 2,243,402.01 × 980,664.90
  4. Step 4: Simplify right side
    1,625,217.54x = 2,200,025,607,796.45
  5. Step 5: Solve for x
    x = 2,200,025,607,796.45/1,625,217.54
  6. Step 6: Final answer
    x = 1,353,680.69

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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.