Home / 1,681,754.29-2,321,538.29-1,130,789.35

Finding the Fourth Proportional to 1,681,754.29, 2,321,538.29 and 1,130,789.35

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Solution

The fourth proportional to 1,681,754.29, 2,321,538.29 and 1,130,789.35 is: 1,560,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,754.29 : 2,321,538.29 = 1,130,789.35 : x
  2. Step 2: Convert to fraction form
    1,681,754.29/2,321,538.29 = 1,130,789.35/x
  3. Step 3: Cross multiply
    1,681,754.29x = 2,321,538.29 × 1,130,789.35
  4. Step 4: Simplify right side
    1,681,754.29x = 2,625,170,773,949.21
  5. Step 5: Solve for x
    x = 2,625,170,773,949.21/1,681,754.29
  6. Step 6: Final answer
    x = 1,560,971.65

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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.