Home / 1,492,699.32-2,239,367.04-481,878.72

Finding the Fourth Proportional to 1,492,699.32, 2,239,367.04 and 481,878.72

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Solution

The fourth proportional to 1,492,699.32, 2,239,367.04 and 481,878.72 is: 722,920.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,699.32 : 2,239,367.04 = 481,878.72 : x
  2. Step 2: Convert to fraction form
    1,492,699.32/2,239,367.04 = 481,878.72/x
  3. Step 3: Cross multiply
    1,492,699.32x = 2,239,367.04 × 481,878.72
  4. Step 4: Simplify right side
    1,492,699.32x = 1,079,103,322,845.39
  5. Step 5: Solve for x
    x = 1,079,103,322,845.39/1,492,699.32
  6. Step 6: Final answer
    x = 722,920.76

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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.