Home / 1,581,903.84-2,183,016.45-856,735

Finding the Fourth Proportional to 1,581,903.84, 2,183,016.45 and 856,735

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Solution

The fourth proportional to 1,581,903.84, 2,183,016.45 and 856,735 is: 1,182,288.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,903.84 : 2,183,016.45 = 856,735 : x
  2. Step 2: Convert to fraction form
    1,581,903.84/2,183,016.45 = 856,735/x
  3. Step 3: Cross multiply
    1,581,903.84x = 2,183,016.45 × 856,735
  4. Step 4: Simplify right side
    1,581,903.84x = 1,870,266,598,290.75
  5. Step 5: Solve for x
    x = 1,870,266,598,290.75/1,581,903.84
  6. Step 6: Final answer
    x = 1,182,288.42

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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.