Home / 4,215,701.28-5,818,455.90-2,404,865.28

Finding the Fourth Proportional to 4,215,701.28, 5,818,455.90 and 2,404,865.28

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Solution

The fourth proportional to 4,215,701.28, 5,818,455.90 and 2,404,865.28 is: 3,319,163.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,701.28 : 5,818,455.90 = 2,404,865.28 : x
  2. Step 2: Convert to fraction form
    4,215,701.28/5,818,455.90 = 2,404,865.28/x
  3. Step 3: Cross multiply
    4,215,701.28x = 5,818,455.90 × 2,404,865.28
  4. Step 4: Simplify right side
    4,215,701.28x = 13,992,602,577,121.15
  5. Step 5: Solve for x
    x = 13,992,602,577,121.15/4,215,701.28
  6. Step 6: Final answer
    x = 3,319,163.68

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1.5x scale

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.