Home / 1,755,107.70-2,632,661.55-1,436,243.10

Finding the Fourth Proportional to 1,755,107.70, 2,632,661.55 and 1,436,243.10

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Solution

The fourth proportional to 1,755,107.70, 2,632,661.55 and 1,436,243.10 is: 2,154,364.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,107.70 : 2,632,661.55 = 1,436,243.10 : x
  2. Step 2: Convert to fraction form
    1,755,107.70/2,632,661.55 = 1,436,243.10/x
  3. Step 3: Cross multiply
    1,755,107.70x = 2,632,661.55 × 1,436,243.10
  4. Step 4: Simplify right side
    1,755,107.70x = 3,781,141,985,822.81
  5. Step 5: Solve for x
    x = 3,781,141,985,822.81/1,755,107.70
  6. Step 6: Final answer
    x = 2,154,364.65

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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.