Home / 1,897,073.78-2,617,895.54-1,081,540.11

Finding the Fourth Proportional to 1,897,073.78, 2,617,895.54 and 1,081,540.11

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Solution

The fourth proportional to 1,897,073.78, 2,617,895.54 and 1,081,540.11 is: 1,492,487.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,073.78 : 2,617,895.54 = 1,081,540.11 : x
  2. Step 2: Convert to fraction form
    1,897,073.78/2,617,895.54 = 1,081,540.11/x
  3. Step 3: Cross multiply
    1,897,073.78x = 2,617,895.54 × 1,081,540.11
  4. Step 4: Simplify right side
    1,897,073.78x = 2,831,359,033,003.96
  5. Step 5: Solve for x
    x = 2,831,359,033,003.96/1,897,073.78
  6. Step 6: Final answer
    x = 1,492,487.57

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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.