Home / 1,361,313.72-1,878,578.59-749,460.37

Finding the Fourth Proportional to 1,361,313.72, 1,878,578.59 and 749,460.37

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Solution

The fourth proportional to 1,361,313.72, 1,878,578.59 and 749,460.37 is: 1,034,236.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,313.72 : 1,878,578.59 = 749,460.37 : x
  2. Step 2: Convert to fraction form
    1,361,313.72/1,878,578.59 = 749,460.37/x
  3. Step 3: Cross multiply
    1,361,313.72x = 1,878,578.59 × 749,460.37
  4. Step 4: Simplify right side
    1,361,313.72x = 1,407,920,205,135.48
  5. Step 5: Solve for x
    x = 1,407,920,205,135.48/1,361,313.72
  6. Step 6: Final answer
    x = 1,034,236.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.