Home / 1,704,832.40-2,563,469.40-1,431,117.20

Finding the Fourth Proportional to 1,704,832.40, 2,563,469.40 and 1,431,117.20

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Solution

The fourth proportional to 1,704,832.40, 2,563,469.40 and 1,431,117.20 is: 2,151,897.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,832.40 : 2,563,469.40 = 1,431,117.20 : x
  2. Step 2: Convert to fraction form
    1,704,832.40/2,563,469.40 = 1,431,117.20/x
  3. Step 3: Cross multiply
    1,704,832.40x = 2,563,469.40 × 1,431,117.20
  4. Step 4: Simplify right side
    1,704,832.40x = 3,668,625,150,013.68
  5. Step 5: Solve for x
    x = 3,668,625,150,013.68/1,704,832.40
  6. Step 6: Final answer
    x = 2,151,897.83

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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.