Home / 1,595,969.61-2,202,433.38-870,812.25

Finding the Fourth Proportional to 1,595,969.61, 2,202,433.38 and 870,812.25

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Solution

The fourth proportional to 1,595,969.61, 2,202,433.38 and 870,812.25 is: 1,201,718.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,969.61 : 2,202,433.38 = 870,812.25 : x
  2. Step 2: Convert to fraction form
    1,595,969.61/2,202,433.38 = 870,812.25/x
  3. Step 3: Cross multiply
    1,595,969.61x = 2,202,433.38 × 870,812.25
  4. Step 4: Simplify right side
    1,595,969.61x = 1,917,905,967,112.90
  5. Step 5: Solve for x
    x = 1,917,905,967,112.90/1,595,969.61
  6. Step 6: Final answer
    x = 1,201,718.35

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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.