Home / 2,878,188-3,972,366-1,671,663.84

Finding the Fourth Proportional to 2,878,188, 3,972,366 and 1,671,663.84

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Solution

The fourth proportional to 2,878,188, 3,972,366 and 1,671,663.84 is: 2,307,167.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,188 : 3,972,366 = 1,671,663.84 : x
  2. Step 2: Convert to fraction form
    2,878,188/3,972,366 = 1,671,663.84/x
  3. Step 3: Cross multiply
    2,878,188x = 3,972,366 × 1,671,663.84
  4. Step 4: Simplify right side
    2,878,188x = 6,640,460,601,445.44
  5. Step 5: Solve for x
    x = 6,640,460,601,445.44/2,878,188
  6. Step 6: Final answer
    x = 2,307,167.08

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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.