Home / 2,955,919.92-4,078,822.86-1,666,683.48

Finding the Fourth Proportional to 2,955,919.92, 4,078,822.86 and 1,666,683.48

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Solution

The fourth proportional to 2,955,919.92, 4,078,822.86 and 1,666,683.48 is: 2,299,827.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955,919.92 : 4,078,822.86 = 1,666,683.48 : x
  2. Step 2: Convert to fraction form
    2,955,919.92/4,078,822.86 = 1,666,683.48/x
  3. Step 3: Cross multiply
    2,955,919.92x = 4,078,822.86 × 1,666,683.48
  4. Step 4: Simplify right side
    2,955,919.92x = 6,798,106,678,608.35
  5. Step 5: Solve for x
    x = 6,798,106,678,608.35/2,955,919.92
  6. Step 6: Final answer
    x = 2,299,827.76

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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.