Home / 1,790,343.59-2,685,941.71-528,172.43

Finding the Fourth Proportional to 1,790,343.59, 2,685,941.71 and 528,172.43

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Solution

The fourth proportional to 1,790,343.59, 2,685,941.71 and 528,172.43 is: 792,384.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,343.59 : 2,685,941.71 = 528,172.43 : x
  2. Step 2: Convert to fraction form
    1,790,343.59/2,685,941.71 = 528,172.43/x
  3. Step 3: Cross multiply
    1,790,343.59x = 2,685,941.71 × 528,172.43
  4. Step 4: Simplify right side
    1,790,343.59x = 1,418,640,345,058.92
  5. Step 5: Solve for x
    x = 1,418,640,345,058.92/1,790,343.59
  6. Step 6: Final answer
    x = 792,384.41

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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.