Home / 1,076,645.30-1,485,751.81-586,618.84

Finding the Fourth Proportional to 1,076,645.30, 1,485,751.81 and 586,618.84

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Solution

The fourth proportional to 1,076,645.30, 1,485,751.81 and 586,618.84 is: 809,523.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,645.30 : 1,485,751.81 = 586,618.84 : x
  2. Step 2: Convert to fraction form
    1,076,645.30/1,485,751.81 = 586,618.84/x
  3. Step 3: Cross multiply
    1,076,645.30x = 1,485,751.81 × 586,618.84
  4. Step 4: Simplify right side
    1,076,645.30x = 871,570,008,470.56
  5. Step 5: Solve for x
    x = 871,570,008,470.56/1,076,645.30
  6. Step 6: Final answer
    x = 809,523.81

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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.