Home / 3,013,423.24-4,156,117.91-1,981,989.89

Finding the Fourth Proportional to 3,013,423.24, 4,156,117.91 and 1,981,989.89

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Solution

The fourth proportional to 3,013,423.24, 4,156,117.91 and 1,981,989.89 is: 2,733,563.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,423.24 : 4,156,117.91 = 1,981,989.89 : x
  2. Step 2: Convert to fraction form
    3,013,423.24/4,156,117.91 = 1,981,989.89/x
  3. Step 3: Cross multiply
    3,013,423.24x = 4,156,117.91 × 1,981,989.89
  4. Step 4: Simplify right side
    3,013,423.24x = 8,237,383,687,541.00
  5. Step 5: Solve for x
    x = 8,237,383,687,541.00/3,013,423.24
  6. Step 6: Final answer
    x = 2,733,563.47

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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.