Home / 1,003,697.76-1,505,548.80-705,512.64

Finding the Fourth Proportional to 1,003,697.76, 1,505,548.80 and 705,512.64

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Solution

The fourth proportional to 1,003,697.76, 1,505,548.80 and 705,512.64 is: 1,058,270.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,697.76 : 1,505,548.80 = 705,512.64 : x
  2. Step 2: Convert to fraction form
    1,003,697.76/1,505,548.80 = 705,512.64/x
  3. Step 3: Cross multiply
    1,003,697.76x = 1,505,548.80 × 705,512.64
  4. Step 4: Simplify right side
    1,003,697.76x = 1,062,183,708,536.83
  5. Step 5: Solve for x
    x = 1,062,183,708,536.83/1,003,697.76
  6. Step 6: Final answer
    x = 1,058,270.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.