Home / 2,280,569.68-3,147,208.38-1,261,972

Finding the Fourth Proportional to 2,280,569.68, 3,147,208.38 and 1,261,972

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Solution

The fourth proportional to 2,280,569.68, 3,147,208.38 and 1,261,972 is: 1,741,533.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,569.68 : 3,147,208.38 = 1,261,972 : x
  2. Step 2: Convert to fraction form
    2,280,569.68/3,147,208.38 = 1,261,972/x
  3. Step 3: Cross multiply
    2,280,569.68x = 3,147,208.38 × 1,261,972
  4. Step 4: Simplify right side
    2,280,569.68x = 3,971,688,853,725.36
  5. Step 5: Solve for x
    x = 3,971,688,853,725.36/2,280,569.68
  6. Step 6: Final answer
    x = 1,741,533.66

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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.