Home / 1,581,928.88-2,183,050.94-856,760

Finding the Fourth Proportional to 1,581,928.88, 2,183,050.94 and 856,760

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Solution

The fourth proportional to 1,581,928.88, 2,183,050.94 and 856,760 is: 1,182,322.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,928.88 : 2,183,050.94 = 856,760 : x
  2. Step 2: Convert to fraction form
    1,581,928.88/2,183,050.94 = 856,760/x
  3. Step 3: Cross multiply
    1,581,928.88x = 2,183,050.94 × 856,760
  4. Step 4: Simplify right side
    1,581,928.88x = 1,870,350,723,354.40
  5. Step 5: Solve for x
    x = 1,870,350,723,354.40/1,581,928.88
  6. Step 6: Final answer
    x = 1,182,322.89

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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.