Home / 1,112,734.19-1,669,083.15-354,565.41

Finding the Fourth Proportional to 1,112,734.19, 1,669,083.15 and 354,565.41

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Solution

The fourth proportional to 1,112,734.19, 1,669,083.15 and 354,565.41 is: 531,842.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,734.19 : 1,669,083.15 = 354,565.41 : x
  2. Step 2: Convert to fraction form
    1,112,734.19/1,669,083.15 = 354,565.41/x
  3. Step 3: Cross multiply
    1,112,734.19x = 1,669,083.15 × 354,565.41
  4. Step 4: Simplify right side
    1,112,734.19x = 591,799,151,403.84
  5. Step 5: Solve for x
    x = 591,799,151,403.84/1,112,734.19
  6. Step 6: Final answer
    x = 531,842.34

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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.