Home / 1,889,555.85-2,834,320.82-469,609.65

Finding the Fourth Proportional to 1,889,555.85, 2,834,320.82 and 469,609.65

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Solution

The fourth proportional to 1,889,555.85, 2,834,320.82 and 469,609.65 is: 704,411.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,555.85 : 2,834,320.82 = 469,609.65 : x
  2. Step 2: Convert to fraction form
    1,889,555.85/2,834,320.82 = 469,609.65/x
  3. Step 3: Cross multiply
    1,889,555.85x = 2,834,320.82 × 469,609.65
  4. Step 4: Simplify right side
    1,889,555.85x = 1,331,024,405,919.86
  5. Step 5: Solve for x
    x = 1,331,024,405,919.86/1,889,555.85
  6. Step 6: Final answer
    x = 704,411.25

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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.