Home / 1,039,774.80-1,557,037.80-682,856.40

Finding the Fourth Proportional to 1,039,774.80, 1,557,037.80 and 682,856.40

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Solution

The fourth proportional to 1,039,774.80, 1,557,037.80 and 682,856.40 is: 1,022,561.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,774.80 : 1,557,037.80 = 682,856.40 : x
  2. Step 2: Convert to fraction form
    1,039,774.80/1,557,037.80 = 682,856.40/x
  3. Step 3: Cross multiply
    1,039,774.80x = 1,557,037.80 × 682,856.40
  4. Step 4: Simplify right side
    1,039,774.80x = 1,063,233,226,771.92
  5. Step 5: Solve for x
    x = 1,063,233,226,771.92/1,039,774.80
  6. Step 6: Final answer
    x = 1,022,561.06

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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.