Home / 3,739,892.19-5,160,981.09-2,108,300.64

Finding the Fourth Proportional to 3,739,892.19, 5,160,981.09 and 2,108,300.64

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Solution

The fourth proportional to 3,739,892.19, 5,160,981.09 and 2,108,300.64 is: 2,909,415.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739,892.19 : 5,160,981.09 = 2,108,300.64 : x
  2. Step 2: Convert to fraction form
    3,739,892.19/5,160,981.09 = 2,108,300.64/x
  3. Step 3: Cross multiply
    3,739,892.19x = 5,160,981.09 × 2,108,300.64
  4. Step 4: Simplify right side
    3,739,892.19x = 10,880,899,735,074.90
  5. Step 5: Solve for x
    x = 10,880,899,735,074.90/3,739,892.19
  6. Step 6: Final answer
    x = 2,909,415.35

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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.