Home / 1,594,409.82-2,200,220.73-869,243.28

Finding the Fourth Proportional to 1,594,409.82, 2,200,220.73 and 869,243.28

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Solution

The fourth proportional to 1,594,409.82, 2,200,220.73 and 869,243.28 is: 1,199,520.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594,409.82 : 2,200,220.73 = 869,243.28 : x
  2. Step 2: Convert to fraction form
    1,594,409.82/2,200,220.73 = 869,243.28/x
  3. Step 3: Cross multiply
    1,594,409.82x = 2,200,220.73 × 869,243.28
  4. Step 4: Simplify right side
    1,594,409.82x = 1,912,527,084,069.19
  5. Step 5: Solve for x
    x = 1,912,527,084,069.19/1,594,409.82
  6. Step 6: Final answer
    x = 1,199,520.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.