Home / 1,683,164.79-2,525,076.45-618,214.86

Finding the Fourth Proportional to 1,683,164.79, 2,525,076.45 and 618,214.86

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Solution

The fourth proportional to 1,683,164.79, 2,525,076.45 and 618,214.86 is: 927,443.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,164.79 : 2,525,076.45 = 618,214.86 : x
  2. Step 2: Convert to fraction form
    1,683,164.79/2,525,076.45 = 618,214.86/x
  3. Step 3: Cross multiply
    1,683,164.79x = 2,525,076.45 × 618,214.86
  4. Step 4: Simplify right side
    1,683,164.79x = 1,561,039,784,026.05
  5. Step 5: Solve for x
    x = 1,561,039,784,026.05/1,683,164.79
  6. Step 6: Final answer
    x = 927,443.23

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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.