Home / 1,448,938.94-1,999,435.46-804,308.20

Finding the Fourth Proportional to 1,448,938.94, 1,999,435.46 and 804,308.20

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Solution

The fourth proportional to 1,448,938.94, 1,999,435.46 and 804,308.20 is: 1,109,889.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,938.94 : 1,999,435.46 = 804,308.20 : x
  2. Step 2: Convert to fraction form
    1,448,938.94/1,999,435.46 = 804,308.20/x
  3. Step 3: Cross multiply
    1,448,938.94x = 1,999,435.46 × 804,308.20
  4. Step 4: Simplify right side
    1,448,938.94x = 1,608,162,326,828.64
  5. Step 5: Solve for x
    x = 1,608,162,326,828.64/1,448,938.94
  6. Step 6: Final answer
    x = 1,109,889.65

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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.