Home / 1,341,738.36-2,012,641.56-395,141.58

Finding the Fourth Proportional to 1,341,738.36, 2,012,641.56 and 395,141.58

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Solution

The fourth proportional to 1,341,738.36, 2,012,641.56 and 395,141.58 is: 592,722.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,738.36 : 2,012,641.56 = 395,141.58 : x
  2. Step 2: Convert to fraction form
    1,341,738.36/2,012,641.56 = 395,141.58/x
  3. Step 3: Cross multiply
    1,341,738.36x = 2,012,641.56 × 395,141.58
  4. Step 4: Simplify right side
    1,341,738.36x = 795,278,365,992.07
  5. Step 5: Solve for x
    x = 795,278,365,992.07/1,341,738.36
  6. Step 6: Final answer
    x = 592,722.39

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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.