Home / 3,758,313.65-5,635,633.38-2,621,620.40

Finding the Fourth Proportional to 3,758,313.65, 5,635,633.38 and 2,621,620.40

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Solution

The fourth proportional to 3,758,313.65, 5,635,633.38 and 2,621,620.40 is: 3,931,149.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758,313.65 : 5,635,633.38 = 2,621,620.40 : x
  2. Step 2: Convert to fraction form
    3,758,313.65/5,635,633.38 = 2,621,620.40/x
  3. Step 3: Cross multiply
    3,758,313.65x = 5,635,633.38 × 2,621,620.40
  4. Step 4: Simplify right side
    3,758,313.65x = 14,774,491,407,750.79
  5. Step 5: Solve for x
    x = 14,774,491,407,750.79/3,758,313.65
  6. Step 6: Final answer
    x = 3,931,149.13

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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.