Home / 1,560,423.55-2,339,970.69-613,129.75

Finding the Fourth Proportional to 1,560,423.55, 2,339,970.69 and 613,129.75

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Solution

The fourth proportional to 1,560,423.55, 2,339,970.69 and 613,129.75 is: 919,433.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,423.55 : 2,339,970.69 = 613,129.75 : x
  2. Step 2: Convert to fraction form
    1,560,423.55/2,339,970.69 = 613,129.75/x
  3. Step 3: Cross multiply
    1,560,423.55x = 2,339,970.69 × 613,129.75
  4. Step 4: Simplify right side
    1,560,423.55x = 1,434,705,644,167.03
  5. Step 5: Solve for x
    x = 1,434,705,644,167.03/1,560,423.55
  6. Step 6: Final answer
    x = 919,433.47

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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.