Home / 2,932,926.72-4,047,433.48-1,643,766.76

Finding the Fourth Proportional to 2,932,926.72, 4,047,433.48 and 1,643,766.76

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Solution

The fourth proportional to 2,932,926.72, 4,047,433.48 and 1,643,766.76 is: 2,268,395.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932,926.72 : 4,047,433.48 = 1,643,766.76 : x
  2. Step 2: Convert to fraction form
    2,932,926.72/4,047,433.48 = 1,643,766.76/x
  3. Step 3: Cross multiply
    2,932,926.72x = 4,047,433.48 × 1,643,766.76
  4. Step 4: Simplify right side
    2,932,926.72x = 6,653,036,617,735.13
  5. Step 5: Solve for x
    x = 6,653,036,617,735.13/2,932,926.72
  6. Step 6: Final answer
    x = 2,268,395.11

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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.