Home / 1,172,360.21-1,757,621.64-462,919.28

Finding the Fourth Proportional to 1,172,360.21, 1,757,621.64 and 462,919.28

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Solution

The fourth proportional to 1,172,360.21, 1,757,621.64 and 462,919.28 is: 694,016.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,360.21 : 1,757,621.64 = 462,919.28 : x
  2. Step 2: Convert to fraction form
    1,172,360.21/1,757,621.64 = 462,919.28/x
  3. Step 3: Cross multiply
    1,172,360.21x = 1,757,621.64 × 462,919.28
  4. Step 4: Simplify right side
    1,172,360.21x = 813,636,944,101.22
  5. Step 5: Solve for x
    x = 813,636,944,101.22/1,172,360.21
  6. Step 6: Final answer
    x = 694,016.17

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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.