Home / 1,471,776.16-2,205,817.43-629,337.28

Finding the Fourth Proportional to 1,471,776.16, 2,205,817.43 and 629,337.28

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Solution

The fourth proportional to 1,471,776.16, 2,205,817.43 and 629,337.28 is: 943,216.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,776.16 : 2,205,817.43 = 629,337.28 : x
  2. Step 2: Convert to fraction form
    1,471,776.16/2,205,817.43 = 629,337.28/x
  3. Step 3: Cross multiply
    1,471,776.16x = 2,205,817.43 × 629,337.28
  4. Step 4: Simplify right side
    1,471,776.16x = 1,388,203,141,572.79
  5. Step 5: Solve for x
    x = 1,388,203,141,572.79/1,471,776.16
  6. Step 6: Final answer
    x = 943,216.22

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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.