Home / 1,062,689.27-1,594,041.08-388,493.22

Finding the Fourth Proportional to 1,062,689.27, 1,594,041.08 and 388,493.22

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Solution

The fourth proportional to 1,062,689.27, 1,594,041.08 and 388,493.22 is: 582,742.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,689.27 : 1,594,041.08 = 388,493.22 : x
  2. Step 2: Convert to fraction form
    1,062,689.27/1,594,041.08 = 388,493.22/x
  3. Step 3: Cross multiply
    1,062,689.27x = 1,594,041.08 × 388,493.22
  4. Step 4: Simplify right side
    1,062,689.27x = 619,274,150,039.01
  5. Step 5: Solve for x
    x = 619,274,150,039.01/1,062,689.27
  6. Step 6: Final answer
    x = 582,742.45

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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.