Home / 2,508,805.40-3,462,040.56-1,421,055.16

Finding the Fourth Proportional to 2,508,805.40, 3,462,040.56 and 1,421,055.16

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Solution

The fourth proportional to 2,508,805.40, 3,462,040.56 and 1,421,055.16 is: 1,960,993.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508,805.40 : 3,462,040.56 = 1,421,055.16 : x
  2. Step 2: Convert to fraction form
    2,508,805.40/3,462,040.56 = 1,421,055.16/x
  3. Step 3: Cross multiply
    2,508,805.40x = 3,462,040.56 × 1,421,055.16
  4. Step 4: Simplify right side
    2,508,805.40x = 4,919,750,601,917.29
  5. Step 5: Solve for x
    x = 4,919,750,601,917.29/2,508,805.40
  6. Step 6: Final answer
    x = 1,960,993.31

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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.