Home / 2,369,426.64-3,266,407.80-1,689,182.16

Finding the Fourth Proportional to 2,369,426.64, 3,266,407.80 and 1,689,182.16

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Solution

The fourth proportional to 2,369,426.64, 3,266,407.80 and 1,689,182.16 is: 2,328,646.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369,426.64 : 3,266,407.80 = 1,689,182.16 : x
  2. Step 2: Convert to fraction form
    2,369,426.64/3,266,407.80 = 1,689,182.16/x
  3. Step 3: Cross multiply
    2,369,426.64x = 3,266,407.80 × 1,689,182.16
  4. Step 4: Simplify right side
    2,369,426.64x = 5,517,557,783,044.85
  5. Step 5: Solve for x
    x = 5,517,557,783,044.85/2,369,426.64
  6. Step 6: Final answer
    x = 2,328,646.81

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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.