Home / 1,855,665.19-2,560,712.36-1,081,422.08

Finding the Fourth Proportional to 1,855,665.19, 2,560,712.36 and 1,081,422.08

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Solution

The fourth proportional to 1,855,665.19, 2,560,712.36 and 1,081,422.08 is: 1,492,300.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,665.19 : 2,560,712.36 = 1,081,422.08 : x
  2. Step 2: Convert to fraction form
    1,855,665.19/2,560,712.36 = 1,081,422.08/x
  3. Step 3: Cross multiply
    1,855,665.19x = 2,560,712.36 × 1,081,422.08
  4. Step 4: Simplify right side
    1,855,665.19x = 2,769,210,884,083.01
  5. Step 5: Solve for x
    x = 2,769,210,884,083.01/1,855,665.19
  6. Step 6: Final answer
    x = 1,492,300.93

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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.