Home / 1,076,321.93-1,485,331.85-617,456.53

Finding the Fourth Proportional to 1,076,321.93, 1,485,331.85 and 617,456.53

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Solution

The fourth proportional to 1,076,321.93, 1,485,331.85 and 617,456.53 is: 852,094.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,321.93 : 1,485,331.85 = 617,456.53 : x
  2. Step 2: Convert to fraction form
    1,076,321.93/1,485,331.85 = 617,456.53/x
  3. Step 3: Cross multiply
    1,076,321.93x = 1,485,331.85 × 617,456.53
  4. Step 4: Simplify right side
    1,076,321.93x = 917,127,839,485.54
  5. Step 5: Solve for x
    x = 917,127,839,485.54/1,076,321.93
  6. Step 6: Final answer
    x = 852,094.35

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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.