Home / 1,423,231.40-2,129,663.10-1,049,983.40

Finding the Fourth Proportional to 1,423,231.40, 2,129,663.10 and 1,049,983.40

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Solution

The fourth proportional to 1,423,231.40, 2,129,663.10 and 1,049,983.40 is: 1,571,150.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,231.40 : 2,129,663.10 = 1,049,983.40 : x
  2. Step 2: Convert to fraction form
    1,423,231.40/2,129,663.10 = 1,049,983.40/x
  3. Step 3: Cross multiply
    1,423,231.40x = 2,129,663.10 × 1,049,983.40
  4. Step 4: Simplify right side
    1,423,231.40x = 2,236,110,902,592.54
  5. Step 5: Solve for x
    x = 2,236,110,902,592.54/1,423,231.40
  6. Step 6: Final answer
    x = 1,571,150.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.