Home / 1,105,727.60-1,526,374.90-743,361.63

Finding the Fourth Proportional to 1,105,727.60, 1,526,374.90 and 743,361.63

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Solution

The fourth proportional to 1,105,727.60, 1,526,374.90 and 743,361.63 is: 1,026,155.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,727.60 : 1,526,374.90 = 743,361.63 : x
  2. Step 2: Convert to fraction form
    1,105,727.60/1,526,374.90 = 743,361.63/x
  3. Step 3: Cross multiply
    1,105,727.60x = 1,526,374.90 × 743,361.63
  4. Step 4: Simplify right side
    1,105,727.60x = 1,134,648,533,655.09
  5. Step 5: Solve for x
    x = 1,134,648,533,655.09/1,105,727.60
  6. Step 6: Final answer
    x = 1,026,155.57

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Why These Related Problems?

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