Home / 2,640,743.52-3,643,665.48-1,552,617.96

Finding the Fourth Proportional to 2,640,743.52, 3,643,665.48 and 1,552,617.96

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Solution

The fourth proportional to 2,640,743.52, 3,643,665.48 and 1,552,617.96 is: 2,142,283.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,743.52 : 3,643,665.48 = 1,552,617.96 : x
  2. Step 2: Convert to fraction form
    2,640,743.52/3,643,665.48 = 1,552,617.96/x
  3. Step 3: Cross multiply
    2,640,743.52x = 3,643,665.48 × 1,552,617.96
  4. Step 4: Simplify right side
    2,640,743.52x = 5,657,220,464,480.02
  5. Step 5: Solve for x
    x = 5,657,220,464,480.02/2,640,743.52
  6. Step 6: Final answer
    x = 2,142,283.19

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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.