Home / 1,423,590.96-2,134,947.03-412,787.42

Finding the Fourth Proportional to 1,423,590.96, 2,134,947.03 and 412,787.42

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Solution

The fourth proportional to 1,423,590.96, 2,134,947.03 and 412,787.42 is: 619,053.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,590.96 : 2,134,947.03 = 412,787.42 : x
  2. Step 2: Convert to fraction form
    1,423,590.96/2,134,947.03 = 412,787.42/x
  3. Step 3: Cross multiply
    1,423,590.96x = 2,134,947.03 × 412,787.42
  4. Step 4: Simplify right side
    1,423,590.96x = 881,279,269,981.03
  5. Step 5: Solve for x
    x = 881,279,269,981.03/1,423,590.96
  6. Step 6: Final answer
    x = 619,053.71

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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.