Home / 1,371,864.52-2,057,903.20-412,245.16

Finding the Fourth Proportional to 1,371,864.52, 2,057,903.20 and 412,245.16

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Solution

The fourth proportional to 1,371,864.52, 2,057,903.20 and 412,245.16 is: 618,399.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,864.52 : 2,057,903.20 = 412,245.16 : x
  2. Step 2: Convert to fraction form
    1,371,864.52/2,057,903.20 = 412,245.16/x
  3. Step 3: Cross multiply
    1,371,864.52x = 2,057,903.20 × 412,245.16
  4. Step 4: Simplify right side
    1,371,864.52x = 848,360,633,948.51
  5. Step 5: Solve for x
    x = 848,360,633,948.51/1,371,864.52
  6. Step 6: Final answer
    x = 618,399.72

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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.