Home / 2,108,071.64-2,909,138.25-1,141,201.22

Finding the Fourth Proportional to 2,108,071.64, 2,909,138.25 and 1,141,201.22

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Solution

The fourth proportional to 2,108,071.64, 2,909,138.25 and 1,141,201.22 is: 1,574,857.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,071.64 : 2,909,138.25 = 1,141,201.22 : x
  2. Step 2: Convert to fraction form
    2,108,071.64/2,909,138.25 = 1,141,201.22/x
  3. Step 3: Cross multiply
    2,108,071.64x = 2,909,138.25 × 1,141,201.22
  4. Step 4: Simplify right side
    2,108,071.64x = 3,319,912,120,048.67
  5. Step 5: Solve for x
    x = 3,319,912,120,048.67/2,108,071.64
  6. Step 6: Final answer
    x = 1,574,857.35

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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.