Home / 1,313,082.23-1,969,795.58-514,259.96

Finding the Fourth Proportional to 1,313,082.23, 1,969,795.58 and 514,259.96

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Solution

The fourth proportional to 1,313,082.23, 1,969,795.58 and 514,259.96 is: 771,457.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,082.23 : 1,969,795.58 = 514,259.96 : x
  2. Step 2: Convert to fraction form
    1,313,082.23/1,969,795.58 = 514,259.96/x
  3. Step 3: Cross multiply
    1,313,082.23x = 1,969,795.58 × 514,259.96
  4. Step 4: Simplify right side
    1,313,082.23x = 1,012,986,983,758.70
  5. Step 5: Solve for x
    x = 1,012,986,983,758.70/1,313,082.23
  6. Step 6: Final answer
    x = 771,457.39

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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.