Home / 1,639,438.16-2,459,155.06-441,361.79

Finding the Fourth Proportional to 1,639,438.16, 2,459,155.06 and 441,361.79

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Solution

The fourth proportional to 1,639,438.16, 2,459,155.06 and 441,361.79 is: 662,042.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,438.16 : 2,459,155.06 = 441,361.79 : x
  2. Step 2: Convert to fraction form
    1,639,438.16/2,459,155.06 = 441,361.79/x
  3. Step 3: Cross multiply
    1,639,438.16x = 2,459,155.06 × 441,361.79
  4. Step 4: Simplify right side
    1,639,438.16x = 1,085,377,084,213.64
  5. Step 5: Solve for x
    x = 1,085,377,084,213.64/1,639,438.16
  6. Step 6: Final answer
    x = 662,042.10

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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.