Home / 1,744,540.78-2,407,579.08-1,009,643.14

Finding the Fourth Proportional to 1,744,540.78, 2,407,579.08 and 1,009,643.14

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Solution

The fourth proportional to 1,744,540.78, 2,407,579.08 and 1,009,643.14 is: 1,393,372.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,744,540.78 : 2,407,579.08 = 1,009,643.14 : x
  2. Step 2: Convert to fraction form
    1,744,540.78/2,407,579.08 = 1,009,643.14/x
  3. Step 3: Cross multiply
    1,744,540.78x = 2,407,579.08 × 1,009,643.14
  4. Step 4: Simplify right side
    1,744,540.78x = 2,430,795,702,129.51
  5. Step 5: Solve for x
    x = 2,430,795,702,129.51/1,744,540.78
  6. Step 6: Final answer
    x = 1,393,372.82

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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.