Home / 1,586,423.66-2,378,741.24-521,179.70

Finding the Fourth Proportional to 1,586,423.66, 2,378,741.24 and 521,179.70

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Solution

The fourth proportional to 1,586,423.66, 2,378,741.24 and 521,179.70 is: 781,475.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,423.66 : 2,378,741.24 = 521,179.70 : x
  2. Step 2: Convert to fraction form
    1,586,423.66/2,378,741.24 = 521,179.70/x
  3. Step 3: Cross multiply
    1,586,423.66x = 2,378,741.24 × 521,179.70
  4. Step 4: Simplify right side
    1,586,423.66x = 1,239,751,645,840.83
  5. Step 5: Solve for x
    x = 1,239,751,645,840.83/1,586,423.66
  6. Step 6: Final answer
    x = 781,475.77

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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.