Home / 1,256,106.50-1,733,035.93-712,199.60

Finding the Fourth Proportional to 1,256,106.50, 1,733,035.93 and 712,199.60

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Solution

The fourth proportional to 1,256,106.50, 1,733,035.93 and 712,199.60 is: 982,613.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,106.50 : 1,733,035.93 = 712,199.60 : x
  2. Step 2: Convert to fraction form
    1,256,106.50/1,733,035.93 = 712,199.60/x
  3. Step 3: Cross multiply
    1,256,106.50x = 1,733,035.93 × 712,199.60
  4. Step 4: Simplify right side
    1,256,106.50x = 1,234,267,485,685.95
  5. Step 5: Solve for x
    x = 1,234,267,485,685.95/1,256,106.50
  6. Step 6: Final answer
    x = 982,613.73

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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.