Home / 1,698,361.36-2,343,757.28-923,996.61

Finding the Fourth Proportional to 1,698,361.36, 2,343,757.28 and 923,996.61

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Solution

The fourth proportional to 1,698,361.36, 2,343,757.28 and 923,996.61 is: 1,275,125.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,361.36 : 2,343,757.28 = 923,996.61 : x
  2. Step 2: Convert to fraction form
    1,698,361.36/2,343,757.28 = 923,996.61/x
  3. Step 3: Cross multiply
    1,698,361.36x = 2,343,757.28 × 923,996.61
  4. Step 4: Simplify right side
    1,698,361.36x = 2,165,623,776,762.84
  5. Step 5: Solve for x
    x = 2,165,623,776,762.84/1,698,361.36
  6. Step 6: Final answer
    x = 1,275,125.44

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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.