Home / 1,661,738.79-2,492,608.05-525,299.16

Finding the Fourth Proportional to 1,661,738.79, 2,492,608.05 and 525,299.16

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Solution

The fourth proportional to 1,661,738.79, 2,492,608.05 and 525,299.16 is: 787,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,738.79 : 2,492,608.05 = 525,299.16 : x
  2. Step 2: Convert to fraction form
    1,661,738.79/2,492,608.05 = 525,299.16/x
  3. Step 3: Cross multiply
    1,661,738.79x = 2,492,608.05 × 525,299.16
  4. Step 4: Simplify right side
    1,661,738.79x = 1,309,364,914,874.24
  5. Step 5: Solve for x
    x = 1,309,364,914,874.24/1,661,738.79
  6. Step 6: Final answer
    x = 787,948.70

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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.