Home / 1,599,239.40-2,395,359.90-1,389,287.40

Finding the Fourth Proportional to 1,599,239.40, 2,395,359.90 and 1,389,287.40

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Solution

The fourth proportional to 1,599,239.40, 2,395,359.90 and 1,389,287.40 is: 2,080,891.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599,239.40 : 2,395,359.90 = 1,389,287.40 : x
  2. Step 2: Convert to fraction form
    1,599,239.40/2,395,359.90 = 1,389,287.40/x
  3. Step 3: Cross multiply
    1,599,239.40x = 2,395,359.90 × 1,389,287.40
  4. Step 4: Simplify right side
    1,599,239.40x = 3,327,843,327,535.26
  5. Step 5: Solve for x
    x = 3,327,843,327,535.26/1,599,239.40
  6. Step 6: Final answer
    x = 2,080,891.28

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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.