Home / 1,790,852.80-2,683,946.40-725,022.40

Finding the Fourth Proportional to 1,790,852.80, 2,683,946.40 and 725,022.40

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Solution

The fourth proportional to 1,790,852.80, 2,683,946.40 and 725,022.40 is: 1,086,589.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,852.80 : 2,683,946.40 = 725,022.40 : x
  2. Step 2: Convert to fraction form
    1,790,852.80/2,683,946.40 = 725,022.40/x
  3. Step 3: Cross multiply
    1,790,852.80x = 2,683,946.40 × 725,022.40
  4. Step 4: Simplify right side
    1,790,852.80x = 1,945,921,260,399.36
  5. Step 5: Solve for x
    x = 1,945,921,260,399.36/1,790,852.80
  6. Step 6: Final answer
    x = 1,086,589.17

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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.