Home / 1,361,487.06-1,878,836.61-749,627.05

Finding the Fourth Proportional to 1,361,487.06, 1,878,836.61 and 749,627.05

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Solution

The fourth proportional to 1,361,487.06, 1,878,836.61 and 749,627.05 is: 1,034,476.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,487.06 : 1,878,836.61 = 749,627.05 : x
  2. Step 2: Convert to fraction form
    1,361,487.06/1,878,836.61 = 749,627.05/x
  3. Step 3: Cross multiply
    1,361,487.06x = 1,878,836.61 × 749,627.05
  4. Step 4: Simplify right side
    1,361,487.06x = 1,408,426,745,386.30
  5. Step 5: Solve for x
    x = 1,408,426,745,386.30/1,361,487.06
  6. Step 6: Final answer
    x = 1,034,476.78

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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.