Home / 1,035,918.25-1,553,880.40-361,999.67

Finding the Fourth Proportional to 1,035,918.25, 1,553,880.40 and 361,999.67

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Solution

The fourth proportional to 1,035,918.25, 1,553,880.40 and 361,999.67 is: 543,000.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,918.25 : 1,553,880.40 = 361,999.67 : x
  2. Step 2: Convert to fraction form
    1,035,918.25/1,553,880.40 = 361,999.67/x
  3. Step 3: Cross multiply
    1,035,918.25x = 1,553,880.40 × 361,999.67
  4. Step 4: Simplify right side
    1,035,918.25x = 562,504,183,345.07
  5. Step 5: Solve for x
    x = 562,504,183,345.07/1,035,918.25
  6. Step 6: Final answer
    x = 543,000.56

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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.