Home / 1,372,756.23-1,893,762.86-863,739.27

Finding the Fourth Proportional to 1,372,756.23, 1,893,762.86 and 863,739.27

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Solution

The fourth proportional to 1,372,756.23, 1,893,762.86 and 863,739.27 is: 1,191,557.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,756.23 : 1,893,762.86 = 863,739.27 : x
  2. Step 2: Convert to fraction form
    1,372,756.23/1,893,762.86 = 863,739.27/x
  3. Step 3: Cross multiply
    1,372,756.23x = 1,893,762.86 × 863,739.27
  4. Step 4: Simplify right side
    1,372,756.23x = 1,635,717,345,930.82
  5. Step 5: Solve for x
    x = 1,635,717,345,930.82/1,372,756.23
  6. Step 6: Final answer
    x = 1,191,557.04

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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.