Home / 1,908,935.64-2,863,337.85-489,004.02

Finding the Fourth Proportional to 1,908,935.64, 2,863,337.85 and 489,004.02

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Solution

The fourth proportional to 1,908,935.64, 2,863,337.85 and 489,004.02 is: 733,489.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,935.64 : 2,863,337.85 = 489,004.02 : x
  2. Step 2: Convert to fraction form
    1,908,935.64/2,863,337.85 = 489,004.02/x
  3. Step 3: Cross multiply
    1,908,935.64x = 2,863,337.85 × 489,004.02
  4. Step 4: Simplify right side
    1,908,935.64x = 1,400,183,719,268.16
  5. Step 5: Solve for x
    x = 1,400,183,719,268.16/1,908,935.64
  6. Step 6: Final answer
    x = 733,489.22

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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.