Home / 1,506,889.72-2,079,499.26-827,811.64

Finding the Fourth Proportional to 1,506,889.72, 2,079,499.26 and 827,811.64

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Solution

The fourth proportional to 1,506,889.72, 2,079,499.26 and 827,811.64 is: 1,142,375.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,889.72 : 2,079,499.26 = 827,811.64 : x
  2. Step 2: Convert to fraction form
    1,506,889.72/2,079,499.26 = 827,811.64/x
  3. Step 3: Cross multiply
    1,506,889.72x = 2,079,499.26 × 827,811.64
  4. Step 4: Simplify right side
    1,506,889.72x = 1,721,433,692,799.39
  5. Step 5: Solve for x
    x = 1,721,433,692,799.39/1,506,889.72
  6. Step 6: Final answer
    x = 1,142,375.36

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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.