Home / 1,787,021.40-2,680,532.10-1,598,064.60

Finding the Fourth Proportional to 1,787,021.40, 2,680,532.10 and 1,598,064.60

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Solution

The fourth proportional to 1,787,021.40, 2,680,532.10 and 1,598,064.60 is: 2,397,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,021.40 : 2,680,532.10 = 1,598,064.60 : x
  2. Step 2: Convert to fraction form
    1,787,021.40/2,680,532.10 = 1,598,064.60/x
  3. Step 3: Cross multiply
    1,787,021.40x = 2,680,532.10 × 1,598,064.60
  4. Step 4: Simplify right side
    1,787,021.40x = 4,283,663,458,173.66
  5. Step 5: Solve for x
    x = 4,283,663,458,173.66/1,787,021.40
  6. Step 6: Final answer
    x = 2,397,096.90

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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.