Home / 1,372,997.56-1,894,736.53-761,148.77

Finding the Fourth Proportional to 1,372,997.56, 1,894,736.53 and 761,148.77

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Solution

The fourth proportional to 1,372,997.56, 1,894,736.53 and 761,148.77 is: 1,050,385.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,997.56 : 1,894,736.53 = 761,148.77 : x
  2. Step 2: Convert to fraction form
    1,372,997.56/1,894,736.53 = 761,148.77/x
  3. Step 3: Cross multiply
    1,372,997.56x = 1,894,736.53 × 761,148.77
  4. Step 4: Simplify right side
    1,372,997.56x = 1,442,176,379,283.57
  5. Step 5: Solve for x
    x = 1,442,176,379,283.57/1,372,997.56
  6. Step 6: Final answer
    x = 1,050,385.25

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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.