Home / 1,076,726.32-1,485,870.44-611,577.04

Finding the Fourth Proportional to 1,076,726.32, 1,485,870.44 and 611,577.04

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Solution

The fourth proportional to 1,076,726.32, 1,485,870.44 and 611,577.04 is: 843,969.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,726.32 : 1,485,870.44 = 611,577.04 : x
  2. Step 2: Convert to fraction form
    1,076,726.32/1,485,870.44 = 611,577.04/x
  3. Step 3: Cross multiply
    1,076,726.32x = 1,485,870.44 × 611,577.04
  4. Step 4: Simplify right side
    1,076,726.32x = 908,724,245,518.70
  5. Step 5: Solve for x
    x = 908,724,245,518.70/1,076,726.32
  6. Step 6: Final answer
    x = 843,969.57

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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.