Home / 4,276,031.76-5,898,686.63-2,643,917.40

Finding the Fourth Proportional to 4,276,031.76, 5,898,686.63 and 2,643,917.40

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Solution

The fourth proportional to 4,276,031.76, 5,898,686.63 and 2,643,917.40 is: 3,647,222.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276,031.76 : 5,898,686.63 = 2,643,917.40 : x
  2. Step 2: Convert to fraction form
    4,276,031.76/5,898,686.63 = 2,643,917.40/x
  3. Step 3: Cross multiply
    4,276,031.76x = 5,898,686.63 × 2,643,917.40
  4. Step 4: Simplify right side
    4,276,031.76x = 15,595,640,204,984.78
  5. Step 5: Solve for x
    x = 15,595,640,204,984.78/4,276,031.76
  6. Step 6: Final answer
    x = 3,647,222.72

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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.