Home / 2,827,616.72-4,240,786.25-805,817.23

Finding the Fourth Proportional to 2,827,616.72, 4,240,786.25 and 805,817.23

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Solution

The fourth proportional to 2,827,616.72, 4,240,786.25 and 805,817.23 is: 1,208,543.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827,616.72 : 4,240,786.25 = 805,817.23 : x
  2. Step 2: Convert to fraction form
    2,827,616.72/4,240,786.25 = 805,817.23/x
  3. Step 3: Cross multiply
    2,827,616.72x = 4,240,786.25 × 805,817.23
  4. Step 4: Simplify right side
    2,827,616.72x = 3,417,298,620,409.67
  5. Step 5: Solve for x
    x = 3,417,298,620,409.67/2,827,616.72
  6. Step 6: Final answer
    x = 1,208,543.79

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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.