Home / 1,568,985.40-2,352,311.70-859,814.20

Finding the Fourth Proportional to 1,568,985.40, 2,352,311.70 and 859,814.20

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Solution

The fourth proportional to 1,568,985.40, 2,352,311.70 and 859,814.20 is: 1,289,082.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,985.40 : 2,352,311.70 = 859,814.20 : x
  2. Step 2: Convert to fraction form
    1,568,985.40/2,352,311.70 = 859,814.20/x
  3. Step 3: Cross multiply
    1,568,985.40x = 2,352,311.70 × 859,814.20
  4. Step 4: Simplify right side
    1,568,985.40x = 2,022,551,002,486.14
  5. Step 5: Solve for x
    x = 2,022,551,002,486.14/1,568,985.40
  6. Step 6: Final answer
    x = 1,289,082.11

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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.