Home / 1,838,586.30-2,757,879.45-576,411.90

Finding the Fourth Proportional to 1,838,586.30, 2,757,879.45 and 576,411.90

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Solution

The fourth proportional to 1,838,586.30, 2,757,879.45 and 576,411.90 is: 864,617.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,586.30 : 2,757,879.45 = 576,411.90 : x
  2. Step 2: Convert to fraction form
    1,838,586.30/2,757,879.45 = 576,411.90/x
  3. Step 3: Cross multiply
    1,838,586.30x = 2,757,879.45 × 576,411.90
  4. Step 4: Simplify right side
    1,838,586.30x = 1,589,674,533,745.46
  5. Step 5: Solve for x
    x = 1,589,674,533,745.46/1,838,586.30
  6. Step 6: Final answer
    x = 864,617.85

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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.