Home / 1,606,363.72-2,216,761.32-918,027.88

Finding the Fourth Proportional to 1,606,363.72, 2,216,761.32 and 918,027.88

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Solution

The fourth proportional to 1,606,363.72, 2,216,761.32 and 918,027.88 is: 1,266,866.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,363.72 : 2,216,761.32 = 918,027.88 : x
  2. Step 2: Convert to fraction form
    1,606,363.72/2,216,761.32 = 918,027.88/x
  3. Step 3: Cross multiply
    1,606,363.72x = 2,216,761.32 × 918,027.88
  4. Step 4: Simplify right side
    1,606,363.72x = 2,035,048,695,065.60
  5. Step 5: Solve for x
    x = 2,035,048,695,065.60/1,606,363.72
  6. Step 6: Final answer
    x = 1,266,866.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.