Home / 2,167,766.47-2,989,833.69-1,479,992.77

Finding the Fourth Proportional to 2,167,766.47, 2,989,833.69 and 1,479,992.77

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Solution

The fourth proportional to 2,167,766.47, 2,989,833.69 and 1,479,992.77 is: 2,041,240.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167,766.47 : 2,989,833.69 = 1,479,992.77 : x
  2. Step 2: Convert to fraction form
    2,167,766.47/2,989,833.69 = 1,479,992.77/x
  3. Step 3: Cross multiply
    2,167,766.47x = 2,989,833.69 × 1,479,992.77
  4. Step 4: Simplify right side
    2,167,766.47x = 4,424,932,244,702.42
  5. Step 5: Solve for x
    x = 4,424,932,244,702.42/2,167,766.47
  6. Step 6: Final answer
    x = 2,041,240.28

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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.