Home / 1,821,383.12-2,513,443.52-1,005,570.16

Finding the Fourth Proportional to 1,821,383.12, 2,513,443.52 and 1,005,570.16

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Solution

The fourth proportional to 1,821,383.12, 2,513,443.52 and 1,005,570.16 is: 1,387,650.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,383.12 : 2,513,443.52 = 1,005,570.16 : x
  2. Step 2: Convert to fraction form
    1,821,383.12/2,513,443.52 = 1,005,570.16/x
  3. Step 3: Cross multiply
    1,821,383.12x = 2,513,443.52 × 1,005,570.16
  4. Step 4: Simplify right side
    1,821,383.12x = 2,527,443,802,557.36
  5. Step 5: Solve for x
    x = 2,527,443,802,557.36/1,821,383.12
  6. Step 6: Final answer
    x = 1,387,650.83

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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.