Home / 1,942,066-2,913,099-612,370

Finding the Fourth Proportional to 1,942,066, 2,913,099 and 612,370

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Solution

The fourth proportional to 1,942,066, 2,913,099 and 612,370 is: 918,555

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,066 : 2,913,099 = 612,370 : x
  2. Step 2: Convert to fraction form
    1,942,066/2,913,099 = 612,370/x
  3. Step 3: Cross multiply
    1,942,066x = 2,913,099 × 612,370
  4. Step 4: Simplify right side
    1,942,066x = 1,783,894,434,630
  5. Step 5: Solve for x
    x = 1,783,894,434,630/1,942,066
  6. Step 6: Final answer
    x = 918,555

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.