Home / 3,937,876.24-5,434,269.08-2,127,040.24

Finding the Fourth Proportional to 3,937,876.24, 5,434,269.08 and 2,127,040.24

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Solution

The fourth proportional to 3,937,876.24, 5,434,269.08 and 2,127,040.24 is: 2,935,315.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,876.24 : 5,434,269.08 = 2,127,040.24 : x
  2. Step 2: Convert to fraction form
    3,937,876.24/5,434,269.08 = 2,127,040.24/x
  3. Step 3: Cross multiply
    3,937,876.24x = 5,434,269.08 × 2,127,040.24
  4. Step 4: Simplify right side
    3,937,876.24x = 11,558,909,008,147.78
  5. Step 5: Solve for x
    x = 11,558,909,008,147.78/3,937,876.24
  6. Step 6: Final answer
    x = 2,935,315.46

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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.