Home / 995,809.20-1,491,931.80-605,605.20

Finding the Fourth Proportional to 995,809.20, 1,491,931.80 and 605,605.20

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Solution

The fourth proportional to 995,809.20, 1,491,931.80 and 605,605.20 is: 907,324.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,809.20 : 1,491,931.80 = 605,605.20 : x
  2. Step 2: Convert to fraction form
    995,809.20/1,491,931.80 = 605,605.20/x
  3. Step 3: Cross multiply
    995,809.20x = 1,491,931.80 × 605,605.20
  4. Step 4: Simplify right side
    995,809.20x = 903,521,656,125.36
  5. Step 5: Solve for x
    x = 903,521,656,125.36/995,809.20
  6. Step 6: Final answer
    x = 907,324.07

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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.