Home / 1,738,691.65-2,607,742.22-459,313.05

Finding the Fourth Proportional to 1,738,691.65, 2,607,742.22 and 459,313.05

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Solution

The fourth proportional to 1,738,691.65, 2,607,742.22 and 459,313.05 is: 688,891.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,691.65 : 2,607,742.22 = 459,313.05 : x
  2. Step 2: Convert to fraction form
    1,738,691.65/2,607,742.22 = 459,313.05/x
  3. Step 3: Cross multiply
    1,738,691.65x = 2,607,742.22 × 459,313.05
  4. Step 4: Simplify right side
    1,738,691.65x = 1,197,770,017,346.69
  5. Step 5: Solve for x
    x = 1,197,770,017,346.69/1,738,691.65
  6. Step 6: Final answer
    x = 688,891.57

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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.