Home / 1,661,423.16-2,492,134.46-399,250.79

Finding the Fourth Proportional to 1,661,423.16, 2,492,134.46 and 399,250.79

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Solution

The fourth proportional to 1,661,423.16, 2,492,134.46 and 399,250.79 is: 598,876.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,423.16 : 2,492,134.46 = 399,250.79 : x
  2. Step 2: Convert to fraction form
    1,661,423.16/2,492,134.46 = 399,250.79/x
  3. Step 3: Cross multiply
    1,661,423.16x = 2,492,134.46 × 399,250.79
  4. Step 4: Simplify right side
    1,661,423.16x = 994,986,648,326.99
  5. Step 5: Solve for x
    x = 994,986,648,326.99/1,661,423.16
  6. Step 6: Final answer
    x = 598,876.11

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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.