Home / 1,132,436.72-1,562,715.48-616,192.64

Finding the Fourth Proportional to 1,132,436.72, 1,562,715.48 and 616,192.64

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Solution

The fourth proportional to 1,132,436.72, 1,562,715.48 and 616,192.64 is: 850,320.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,436.72 : 1,562,715.48 = 616,192.64 : x
  2. Step 2: Convert to fraction form
    1,132,436.72/1,562,715.48 = 616,192.64/x
  3. Step 3: Cross multiply
    1,132,436.72x = 1,562,715.48 × 616,192.64
  4. Step 4: Simplify right side
    1,132,436.72x = 962,933,777,190.07
  5. Step 5: Solve for x
    x = 962,933,777,190.07/1,132,436.72
  6. Step 6: Final answer
    x = 850,320.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.