Home / 1,151,928.83-1,589,068.15-716,180.95

Finding the Fourth Proportional to 1,151,928.83, 1,589,068.15 and 716,180.95

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Solution

The fourth proportional to 1,151,928.83, 1,589,068.15 and 716,180.95 is: 987,960.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,928.83 : 1,589,068.15 = 716,180.95 : x
  2. Step 2: Convert to fraction form
    1,151,928.83/1,589,068.15 = 716,180.95/x
  3. Step 3: Cross multiply
    1,151,928.83x = 1,589,068.15 × 716,180.95
  4. Step 4: Simplify right side
    1,151,928.83x = 1,138,060,330,502.37
  5. Step 5: Solve for x
    x = 1,138,060,330,502.37/1,151,928.83
  6. Step 6: Final answer
    x = 987,960.62

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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.