Home / 1,109,703.27-1,531,390.51-600,405.64

Finding the Fourth Proportional to 1,109,703.27, 1,531,390.51 and 600,405.64

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Solution

The fourth proportional to 1,109,703.27, 1,531,390.51 and 600,405.64 is: 828,559.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,703.27 : 1,531,390.51 = 600,405.64 : x
  2. Step 2: Convert to fraction form
    1,109,703.27/1,531,390.51 = 600,405.64/x
  3. Step 3: Cross multiply
    1,109,703.27x = 1,531,390.51 × 600,405.64
  4. Step 4: Simplify right side
    1,109,703.27x = 919,455,499,246.48
  5. Step 5: Solve for x
    x = 919,455,499,246.48/1,109,703.27
  6. Step 6: Final answer
    x = 828,559.78

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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.