Home / 2,927,827.93-4,039,481.87-1,638,463.45

Finding the Fourth Proportional to 2,927,827.93, 4,039,481.87 and 1,638,463.45

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Solution

The fourth proportional to 2,927,827.93, 4,039,481.87 and 1,638,463.45 is: 2,260,564.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,827.93 : 4,039,481.87 = 1,638,463.45 : x
  2. Step 2: Convert to fraction form
    2,927,827.93/4,039,481.87 = 1,638,463.45/x
  3. Step 3: Cross multiply
    2,927,827.93x = 4,039,481.87 × 1,638,463.45
  4. Step 4: Simplify right side
    2,927,827.93x = 6,618,543,392,740.33
  5. Step 5: Solve for x
    x = 6,618,543,392,740.33/2,927,827.93
  6. Step 6: Final answer
    x = 2,260,564.33

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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.