Home / 1,747,149.30-2,620,725.72-549,176.28

Finding the Fourth Proportional to 1,747,149.30, 2,620,725.72 and 549,176.28

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Solution

The fourth proportional to 1,747,149.30, 2,620,725.72 and 549,176.28 is: 823,764.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,149.30 : 2,620,725.72 = 549,176.28 : x
  2. Step 2: Convert to fraction form
    1,747,149.30/2,620,725.72 = 549,176.28/x
  3. Step 3: Cross multiply
    1,747,149.30x = 2,620,725.72 × 549,176.28
  4. Step 4: Simplify right side
    1,747,149.30x = 1,439,240,401,809.92
  5. Step 5: Solve for x
    x = 1,439,240,401,809.92/1,747,149.30
  6. Step 6: Final answer
    x = 823,764.98

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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.