Home / 1,605,523.10-2,408,686.20-1,133,131.10

Finding the Fourth Proportional to 1,605,523.10, 2,408,686.20 and 1,133,131.10

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Solution

The fourth proportional to 1,605,523.10, 2,408,686.20 and 1,133,131.10 is: 1,699,980.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,523.10 : 2,408,686.20 = 1,133,131.10 : x
  2. Step 2: Convert to fraction form
    1,605,523.10/2,408,686.20 = 1,133,131.10/x
  3. Step 3: Cross multiply
    1,605,523.10x = 2,408,686.20 × 1,133,131.10
  4. Step 4: Simplify right side
    1,605,523.10x = 2,729,357,231,317.39
  5. Step 5: Solve for x
    x = 2,729,357,231,317.39/1,605,523.10
  6. Step 6: Final answer
    x = 1,699,980.05

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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.