Home / 2,119,380.98-2,924,822.54-1,214,137.94

Finding the Fourth Proportional to 2,119,380.98, 2,924,822.54 and 1,214,137.94

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Solution

The fourth proportional to 2,119,380.98, 2,924,822.54 and 1,214,137.94 is: 1,675,554.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,380.98 : 2,924,822.54 = 1,214,137.94 : x
  2. Step 2: Convert to fraction form
    2,119,380.98/2,924,822.54 = 1,214,137.94/x
  3. Step 3: Cross multiply
    2,119,380.98x = 2,924,822.54 × 1,214,137.94
  4. Step 4: Simplify right side
    2,119,380.98x = 3,551,138,007,510.48
  5. Step 5: Solve for x
    x = 3,551,138,007,510.48/2,119,380.98
  6. Step 6: Final answer
    x = 1,675,554.34

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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.