Home / 2,471,031.81-3,409,997.85-1,383,312.33

Finding the Fourth Proportional to 2,471,031.81, 3,409,997.85 and 1,383,312.33

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Solution

The fourth proportional to 2,471,031.81, 3,409,997.85 and 1,383,312.33 is: 1,908,956.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471,031.81 : 3,409,997.85 = 1,383,312.33 : x
  2. Step 2: Convert to fraction form
    2,471,031.81/3,409,997.85 = 1,383,312.33/x
  3. Step 3: Cross multiply
    2,471,031.81x = 3,409,997.85 × 1,383,312.33
  4. Step 4: Simplify right side
    2,471,031.81x = 4,717,092,071,178.49
  5. Step 5: Solve for x
    x = 4,717,092,071,178.49/2,471,031.81
  6. Step 6: Final answer
    x = 1,908,956.43

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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.