Home / 1,103,350.20-1,522,624.62-619,915.07

Finding the Fourth Proportional to 1,103,350.20, 1,522,624.62 and 619,915.07

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Solution

The fourth proportional to 1,103,350.20, 1,522,624.62 and 619,915.07 is: 855,483.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,350.20 : 1,522,624.62 = 619,915.07 : x
  2. Step 2: Convert to fraction form
    1,103,350.20/1,522,624.62 = 619,915.07/x
  3. Step 3: Cross multiply
    1,103,350.20x = 1,522,624.62 × 619,915.07
  4. Step 4: Simplify right side
    1,103,350.20x = 943,897,947,891.02
  5. Step 5: Solve for x
    x = 943,897,947,891.02/1,103,350.20
  6. Step 6: Final answer
    x = 855,483.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.