Home / 2,019,981.09-3,029,967.77-1,177,942.35

Finding the Fourth Proportional to 2,019,981.09, 3,029,967.77 and 1,177,942.35

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Solution

The fourth proportional to 2,019,981.09, 3,029,967.77 and 1,177,942.35 is: 1,766,911.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,981.09 : 3,029,967.77 = 1,177,942.35 : x
  2. Step 2: Convert to fraction form
    2,019,981.09/3,029,967.77 = 1,177,942.35/x
  3. Step 3: Cross multiply
    2,019,981.09x = 3,029,967.77 × 1,177,942.35
  4. Step 4: Simplify right side
    2,019,981.09x = 3,569,127,349,528.35
  5. Step 5: Solve for x
    x = 3,569,127,349,528.35/2,019,981.09
  6. Step 6: Final answer
    x = 1,766,911.27

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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.