Home / 3,975,125.76-5,485,699.08-2,256,274.98

Finding the Fourth Proportional to 3,975,125.76, 5,485,699.08 and 2,256,274.98

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Solution

The fourth proportional to 3,975,125.76, 5,485,699.08 and 2,256,274.98 is: 3,113,673.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975,125.76 : 5,485,699.08 = 2,256,274.98 : x
  2. Step 2: Convert to fraction form
    3,975,125.76/5,485,699.08 = 2,256,274.98/x
  3. Step 3: Cross multiply
    3,975,125.76x = 5,485,699.08 × 2,256,274.98
  4. Step 4: Simplify right side
    3,975,125.76x = 12,377,245,582,013.02
  5. Step 5: Solve for x
    x = 12,377,245,582,013.02/3,975,125.76
  6. Step 6: Final answer
    x = 3,113,673.96

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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.