Home / 1,581,518.87-2,182,499.00-883,799.68

Finding the Fourth Proportional to 1,581,518.87, 2,182,499.00 and 883,799.68

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Solution

The fourth proportional to 1,581,518.87, 2,182,499.00 and 883,799.68 is: 1,219,645.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,518.87 : 2,182,499.00 = 883,799.68 : x
  2. Step 2: Convert to fraction form
    1,581,518.87/2,182,499.00 = 883,799.68/x
  3. Step 3: Cross multiply
    1,581,518.87x = 2,182,499.00 × 883,799.68
  4. Step 4: Simplify right side
    1,581,518.87x = 1,928,891,914,553.57
  5. Step 5: Solve for x
    x = 1,928,891,914,553.57/1,581,518.87
  6. Step 6: Final answer
    x = 1,219,645.21

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1.5x scale

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.