Home / 1,790,855.33-2,471,255.73-1,016,502.21

Finding the Fourth Proportional to 1,790,855.33, 2,471,255.73 and 1,016,502.21

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Solution

The fourth proportional to 1,790,855.33, 2,471,255.73 and 1,016,502.21 is: 1,402,702.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,855.33 : 2,471,255.73 = 1,016,502.21 : x
  2. Step 2: Convert to fraction form
    1,790,855.33/2,471,255.73 = 1,016,502.21/x
  3. Step 3: Cross multiply
    1,790,855.33x = 2,471,255.73 × 1,016,502.21
  4. Step 4: Simplify right side
    1,790,855.33x = 2,512,036,911,020.16
  5. Step 5: Solve for x
    x = 2,512,036,911,020.16/1,790,855.33
  6. Step 6: Final answer
    x = 1,402,702.32

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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.