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Finding the Fourth Proportional to 2,899,118.92, 4,001,480.81 and 1,659,448.02

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Solution

The fourth proportional to 2,899,118.92, 4,001,480.81 and 1,659,448.02 is: 2,290,437.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899,118.92 : 4,001,480.81 = 1,659,448.02 : x
  2. Step 2: Convert to fraction form
    2,899,118.92/4,001,480.81 = 1,659,448.02/x
  3. Step 3: Cross multiply
    2,899,118.92x = 4,001,480.81 × 1,659,448.02
  4. Step 4: Simplify right side
    2,899,118.92x = 6,640,249,405,148.19
  5. Step 5: Solve for x
    x = 6,640,249,405,148.19/2,899,118.92
  6. Step 6: Final answer
    x = 2,290,437.06

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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.