Home / 1,574,404.60-2,361,023.70-509,481.40

Finding the Fourth Proportional to 1,574,404.60, 2,361,023.70 and 509,481.40

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Solution

The fourth proportional to 1,574,404.60, 2,361,023.70 and 509,481.40 is: 764,033.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,404.60 : 2,361,023.70 = 509,481.40 : x
  2. Step 2: Convert to fraction form
    1,574,404.60/2,361,023.70 = 509,481.40/x
  3. Step 3: Cross multiply
    1,574,404.60x = 2,361,023.70 × 509,481.40
  4. Step 4: Simplify right side
    1,574,404.60x = 1,202,897,660,109.18
  5. Step 5: Solve for x
    x = 1,202,897,660,109.18/1,574,404.60
  6. Step 6: Final answer
    x = 764,033.37

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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.