Home / 2,805,619.52-4,209,052.96-1,308,895.04

Finding the Fourth Proportional to 2,805,619.52, 4,209,052.96 and 1,308,895.04

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Solution

The fourth proportional to 2,805,619.52, 4,209,052.96 and 1,308,895.04 is: 1,963,633.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,619.52 : 4,209,052.96 = 1,308,895.04 : x
  2. Step 2: Convert to fraction form
    2,805,619.52/4,209,052.96 = 1,308,895.04/x
  3. Step 3: Cross multiply
    2,805,619.52x = 4,209,052.96 × 1,308,895.04
  4. Step 4: Simplify right side
    2,805,619.52x = 5,509,208,542,441.32
  5. Step 5: Solve for x
    x = 5,509,208,542,441.32/2,805,619.52
  6. Step 6: Final answer
    x = 1,963,633.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.