Home / 1,096,486.40-1,643,896.02-758,628.92

Finding the Fourth Proportional to 1,096,486.40, 1,643,896.02 and 758,628.92

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Solution

The fourth proportional to 1,096,486.40, 1,643,896.02 and 758,628.92 is: 1,137,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,486.40 : 1,643,896.02 = 758,628.92 : x
  2. Step 2: Convert to fraction form
    1,096,486.40/1,643,896.02 = 758,628.92/x
  3. Step 3: Cross multiply
    1,096,486.40x = 1,643,896.02 × 758,628.92
  4. Step 4: Simplify right side
    1,096,486.40x = 1,247,107,062,244.90
  5. Step 5: Solve for x
    x = 1,247,107,062,244.90/1,096,486.40
  6. Step 6: Final answer
    x = 1,137,366.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.