Home / 3,127,516.76-4,315,918.08-1,732,049.46

Finding the Fourth Proportional to 3,127,516.76, 4,315,918.08 and 1,732,049.46

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Solution

The fourth proportional to 3,127,516.76, 4,315,918.08 and 1,732,049.46 is: 2,390,197.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127,516.76 : 4,315,918.08 = 1,732,049.46 : x
  2. Step 2: Convert to fraction form
    3,127,516.76/4,315,918.08 = 1,732,049.46/x
  3. Step 3: Cross multiply
    3,127,516.76x = 4,315,918.08 × 1,732,049.46
  4. Step 4: Simplify right side
    3,127,516.76x = 7,475,383,579,868.24
  5. Step 5: Solve for x
    x = 7,475,383,579,868.24/3,127,516.76
  6. Step 6: Final answer
    x = 2,390,197.77

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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.