Home / 4,813,513.56-6,642,699.64-2,638,009.02

Finding the Fourth Proportional to 4,813,513.56, 6,642,699.64 and 2,638,009.02

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Solution

The fourth proportional to 4,813,513.56, 6,642,699.64 and 2,638,009.02 is: 3,640,480.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813,513.56 : 6,642,699.64 = 2,638,009.02 : x
  2. Step 2: Convert to fraction form
    4,813,513.56/6,642,699.64 = 2,638,009.02/x
  3. Step 3: Cross multiply
    4,813,513.56x = 6,642,699.64 × 2,638,009.02
  4. Step 4: Simplify right side
    4,813,513.56x = 17,523,501,567,470.75
  5. Step 5: Solve for x
    x = 17,523,501,567,470.75/4,813,513.56
  6. Step 6: Final answer
    x = 3,640,480.36

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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.