Home / 1,662,924.51-2,491,849.13-864,465.39

Finding the Fourth Proportional to 1,662,924.51, 2,491,849.13 and 864,465.39

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Solution

The fourth proportional to 1,662,924.51, 2,491,849.13 and 864,465.39 is: 1,295,378.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,924.51 : 2,491,849.13 = 864,465.39 : x
  2. Step 2: Convert to fraction form
    1,662,924.51/2,491,849.13 = 864,465.39/x
  3. Step 3: Cross multiply
    1,662,924.51x = 2,491,849.13 × 864,465.39
  4. Step 4: Simplify right side
    1,662,924.51x = 2,154,117,325,664.28
  5. Step 5: Solve for x
    x = 2,154,117,325,664.28/1,662,924.51
  6. Step 6: Final answer
    x = 1,295,378.90

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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.