Home / 1,151,672.61-1,589,817.87-743,973.15

Finding the Fourth Proportional to 1,151,672.61, 1,589,817.87 and 743,973.15

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Solution

The fourth proportional to 1,151,672.61, 1,589,817.87 and 743,973.15 is: 1,027,012.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,672.61 : 1,589,817.87 = 743,973.15 : x
  2. Step 2: Convert to fraction form
    1,151,672.61/1,589,817.87 = 743,973.15/x
  3. Step 3: Cross multiply
    1,151,672.61x = 1,589,817.87 × 743,973.15
  4. Step 4: Simplify right side
    1,151,672.61x = 1,182,781,808,670.19
  5. Step 5: Solve for x
    x = 1,182,781,808,670.19/1,151,672.61
  6. Step 6: Final answer
    x = 1,027,012.19

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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.