Home / 1,629,997.20-2,249,287.92-904,809.06

Finding the Fourth Proportional to 1,629,997.20, 2,249,287.92 and 904,809.06

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Solution

The fourth proportional to 1,629,997.20, 2,249,287.92 and 904,809.06 is: 1,248,576.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,997.20 : 2,249,287.92 = 904,809.06 : x
  2. Step 2: Convert to fraction form
    1,629,997.20/2,249,287.92 = 904,809.06/x
  3. Step 3: Cross multiply
    1,629,997.20x = 2,249,287.92 × 904,809.06
  4. Step 4: Simplify right side
    1,629,997.20x = 2,035,176,088,564.56
  5. Step 5: Solve for x
    x = 2,035,176,088,564.56/1,629,997.20
  6. Step 6: Final answer
    x = 1,248,576.43

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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.