Home / 1,393,507.29-2,090,037.20-382,393.11

Finding the Fourth Proportional to 1,393,507.29, 2,090,037.20 and 382,393.11

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Solution

The fourth proportional to 1,393,507.29, 2,090,037.20 and 382,393.11 is: 573,528.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,507.29 : 2,090,037.20 = 382,393.11 : x
  2. Step 2: Convert to fraction form
    1,393,507.29/2,090,037.20 = 382,393.11/x
  3. Step 3: Cross multiply
    1,393,507.29x = 2,090,037.20 × 382,393.11
  4. Step 4: Simplify right side
    1,393,507.29x = 799,215,823,011.73
  5. Step 5: Solve for x
    x = 799,215,823,011.73/1,393,507.29
  6. Step 6: Final answer
    x = 573,528.27

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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.