Home / 3,216,045.24-4,824,129.71-787,219.31

Finding the Fourth Proportional to 3,216,045.24, 4,824,129.71 and 787,219.31

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Solution

The fourth proportional to 3,216,045.24, 4,824,129.71 and 787,219.31 is: 1,180,844.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,045.24 : 4,824,129.71 = 787,219.31 : x
  2. Step 2: Convert to fraction form
    3,216,045.24/4,824,129.71 = 787,219.31/x
  3. Step 3: Cross multiply
    3,216,045.24x = 4,824,129.71 × 787,219.31
  4. Step 4: Simplify right side
    3,216,045.24x = 3,797,648,044,121.39
  5. Step 5: Solve for x
    x = 3,797,648,044,121.39/3,216,045.24
  6. Step 6: Final answer
    x = 1,180,844.10

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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.