Home / 1,008,717.24-1,512,780.60-830,782.92

Finding the Fourth Proportional to 1,008,717.24, 1,512,780.60 and 830,782.92

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Solution

The fourth proportional to 1,008,717.24, 1,512,780.60 and 830,782.92 is: 1,245,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,717.24 : 1,512,780.60 = 830,782.92 : x
  2. Step 2: Convert to fraction form
    1,008,717.24/1,512,780.60 = 830,782.92/x
  3. Step 3: Cross multiply
    1,008,717.24x = 1,512,780.60 × 830,782.92
  4. Step 4: Simplify right side
    1,008,717.24x = 1,256,792,284,187.35
  5. Step 5: Solve for x
    x = 1,256,792,284,187.35/1,008,717.24
  6. Step 6: Final answer
    x = 1,245,931.20

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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.