Home / 1,821,921-2,514,251.16-1,017,105

Finding the Fourth Proportional to 1,821,921, 2,514,251.16 and 1,017,105

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Solution

The fourth proportional to 1,821,921, 2,514,251.16 and 1,017,105 is: 1,403,605.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,921 : 2,514,251.16 = 1,017,105 : x
  2. Step 2: Convert to fraction form
    1,821,921/2,514,251.16 = 1,017,105/x
  3. Step 3: Cross multiply
    1,821,921x = 2,514,251.16 × 1,017,105
  4. Step 4: Simplify right side
    1,821,921x = 2,557,257,426,091.80
  5. Step 5: Solve for x
    x = 2,557,257,426,091.80/1,821,921
  6. Step 6: Final answer
    x = 1,403,605.00

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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.