Home / 1,640,164.61-2,459,966.56-441,806.67

Finding the Fourth Proportional to 1,640,164.61, 2,459,966.56 and 441,806.67

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Solution

The fourth proportional to 1,640,164.61, 2,459,966.56 and 441,806.67 is: 662,634.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,164.61 : 2,459,966.56 = 441,806.67 : x
  2. Step 2: Convert to fraction form
    1,640,164.61/2,459,966.56 = 441,806.67/x
  3. Step 3: Cross multiply
    1,640,164.61x = 2,459,966.56 × 441,806.67
  4. Step 4: Simplify right side
    1,640,164.61x = 1,086,829,633,080.44
  5. Step 5: Solve for x
    x = 1,086,829,633,080.44/1,640,164.61
  6. Step 6: Final answer
    x = 662,634.48

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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.