Home / 1,076,552.34-1,485,857.37-617,976.91

Finding the Fourth Proportional to 1,076,552.34, 1,485,857.37 and 617,976.91

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Solution

The fourth proportional to 1,076,552.34, 1,485,857.37 and 617,976.91 is: 852,931.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,552.34 : 1,485,857.37 = 617,976.91 : x
  2. Step 2: Convert to fraction form
    1,076,552.34/1,485,857.37 = 617,976.91/x
  3. Step 3: Cross multiply
    1,076,552.34x = 1,485,857.37 × 617,976.91
  4. Step 4: Simplify right side
    1,076,552.34x = 918,225,546,213.33
  5. Step 5: Solve for x
    x = 918,225,546,213.33/1,076,552.34
  6. Step 6: Final answer
    x = 852,931.64

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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.