Home / 1,256,532.75-1,733,883.98-712,494.63

Finding the Fourth Proportional to 1,256,532.75, 1,733,883.98 and 712,494.63

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Solution

The fourth proportional to 1,256,532.75, 1,733,883.98 and 712,494.63 is: 983,168.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,532.75 : 1,733,883.98 = 712,494.63 : x
  2. Step 2: Convert to fraction form
    1,256,532.75/1,733,883.98 = 712,494.63/x
  3. Step 3: Cross multiply
    1,256,532.75x = 1,733,883.98 × 712,494.63
  4. Step 4: Simplify right side
    1,256,532.75x = 1,235,383,021,230.55
  5. Step 5: Solve for x
    x = 1,235,383,021,230.55/1,256,532.75
  6. Step 6: Final answer
    x = 983,168.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.