Home / 1,981,057.52-2,971,440.93-632,858.06

Finding the Fourth Proportional to 1,981,057.52, 2,971,440.93 and 632,858.06

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Solution

The fourth proportional to 1,981,057.52, 2,971,440.93 and 632,858.06 is: 949,240.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,057.52 : 2,971,440.93 = 632,858.06 : x
  2. Step 2: Convert to fraction form
    1,981,057.52/2,971,440.93 = 632,858.06/x
  3. Step 3: Cross multiply
    1,981,057.52x = 2,971,440.93 × 632,858.06
  4. Step 4: Simplify right side
    1,981,057.52x = 1,880,500,342,364.40
  5. Step 5: Solve for x
    x = 1,880,500,342,364.40/1,981,057.52
  6. Step 6: Final answer
    x = 949,240.66

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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.