Home / 2,130,791.50-2,940,492.16-1,150,730.45

Finding the Fourth Proportional to 2,130,791.50, 2,940,492.16 and 1,150,730.45

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Solution

The fourth proportional to 2,130,791.50, 2,940,492.16 and 1,150,730.45 is: 1,588,007.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,791.50 : 2,940,492.16 = 1,150,730.45 : x
  2. Step 2: Convert to fraction form
    2,130,791.50/2,940,492.16 = 1,150,730.45/x
  3. Step 3: Cross multiply
    2,130,791.50x = 2,940,492.16 × 1,150,730.45
  4. Step 4: Simplify right side
    2,130,791.50x = 3,383,713,864,261.07
  5. Step 5: Solve for x
    x = 3,383,713,864,261.07/2,130,791.50
  6. Step 6: Final answer
    x = 1,588,007.96

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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.