Home / 2,021,685.94-2,790,040.31-1,104,000.49

Finding the Fourth Proportional to 2,021,685.94, 2,790,040.31 and 1,104,000.49

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Solution

The fourth proportional to 2,021,685.94, 2,790,040.31 and 1,104,000.49 is: 1,523,582.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,685.94 : 2,790,040.31 = 1,104,000.49 : x
  2. Step 2: Convert to fraction form
    2,021,685.94/2,790,040.31 = 1,104,000.49/x
  3. Step 3: Cross multiply
    2,021,685.94x = 2,790,040.31 × 1,104,000.49
  4. Step 4: Simplify right side
    2,021,685.94x = 3,080,205,869,359.75
  5. Step 5: Solve for x
    x = 3,080,205,869,359.75/2,021,685.94
  6. Step 6: Final answer
    x = 1,523,582.77

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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.