Home / 4,677,109.96-6,454,362.74-2,640,005.32

Finding the Fourth Proportional to 4,677,109.96, 6,454,362.74 and 2,640,005.32

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Solution

The fourth proportional to 4,677,109.96, 6,454,362.74 and 2,640,005.32 is: 3,643,179.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677,109.96 : 6,454,362.74 = 2,640,005.32 : x
  2. Step 2: Convert to fraction form
    4,677,109.96/6,454,362.74 = 2,640,005.32/x
  3. Step 3: Cross multiply
    4,677,109.96x = 6,454,362.74 × 2,640,005.32
  4. Step 4: Simplify right side
    4,677,109.96x = 17,039,551,970,809.78
  5. Step 5: Solve for x
    x = 17,039,551,970,809.78/4,677,109.96
  6. Step 6: Final answer
    x = 3,643,179.68

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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.