Home / 1,817,788.97-2,508,661.01-1,001,990.81

Finding the Fourth Proportional to 1,817,788.97, 2,508,661.01 and 1,001,990.81

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Solution

The fourth proportional to 1,817,788.97, 2,508,661.01 and 1,001,990.81 is: 1,382,809.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,788.97 : 2,508,661.01 = 1,001,990.81 : x
  2. Step 2: Convert to fraction form
    1,817,788.97/2,508,661.01 = 1,001,990.81/x
  3. Step 3: Cross multiply
    1,817,788.97x = 2,508,661.01 × 1,001,990.81
  4. Step 4: Simplify right side
    1,817,788.97x = 2,513,655,282,444.48
  5. Step 5: Solve for x
    x = 2,513,655,282,444.48/1,817,788.97
  6. Step 6: Final answer
    x = 1,382,809.19

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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.