Home / 1,261,763.34-1,892,943.33-408,833.58

Finding the Fourth Proportional to 1,261,763.34, 1,892,943.33 and 408,833.58

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Solution

The fourth proportional to 1,261,763.34, 1,892,943.33 and 408,833.58 is: 613,347.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,763.34 : 1,892,943.33 = 408,833.58 : x
  2. Step 2: Convert to fraction form
    1,261,763.34/1,892,943.33 = 408,833.58/x
  3. Step 3: Cross multiply
    1,261,763.34x = 1,892,943.33 × 408,833.58
  4. Step 4: Simplify right side
    1,261,763.34x = 773,898,798,341.02
  5. Step 5: Solve for x
    x = 773,898,798,341.02/1,261,763.34
  6. Step 6: Final answer
    x = 613,347.03

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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.