Home / 1,101,246.30-1,651,869.45-985,772.70

Finding the Fourth Proportional to 1,101,246.30, 1,651,869.45 and 985,772.70

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Solution

The fourth proportional to 1,101,246.30, 1,651,869.45 and 985,772.70 is: 1,478,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,246.30 : 1,651,869.45 = 985,772.70 : x
  2. Step 2: Convert to fraction form
    1,101,246.30/1,651,869.45 = 985,772.70/x
  3. Step 3: Cross multiply
    1,101,246.30x = 1,651,869.45 × 985,772.70
  4. Step 4: Simplify right side
    1,101,246.30x = 1,628,367,807,774.02
  5. Step 5: Solve for x
    x = 1,628,367,807,774.02/1,101,246.30
  6. Step 6: Final answer
    x = 1,478,659.05

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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.