Home / 1,767,977.28-2,651,991.84-505,807.20

Finding the Fourth Proportional to 1,767,977.28, 2,651,991.84 and 505,807.20

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Solution

The fourth proportional to 1,767,977.28, 2,651,991.84 and 505,807.20 is: 758,718.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,977.28 : 2,651,991.84 = 505,807.20 : x
  2. Step 2: Convert to fraction form
    1,767,977.28/2,651,991.84 = 505,807.20/x
  3. Step 3: Cross multiply
    1,767,977.28x = 2,651,991.84 × 505,807.20
  4. Step 4: Simplify right side
    1,767,977.28x = 1,341,396,567,013.25
  5. Step 5: Solve for x
    x = 1,341,396,567,013.25/1,767,977.28
  6. Step 6: Final answer
    x = 758,718.22

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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.