Home / 1,354,657.20-2,030,563.40-455,786.89

Finding the Fourth Proportional to 1,354,657.20, 2,030,563.40 and 455,786.89

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Solution

The fourth proportional to 1,354,657.20, 2,030,563.40 and 455,786.89 is: 683,201.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,657.20 : 2,030,563.40 = 455,786.89 : x
  2. Step 2: Convert to fraction form
    1,354,657.20/2,030,563.40 = 455,786.89/x
  3. Step 3: Cross multiply
    1,354,657.20x = 2,030,563.40 × 455,786.89
  4. Step 4: Simplify right side
    1,354,657.20x = 925,504,169,678.48
  5. Step 5: Solve for x
    x = 925,504,169,678.48/1,354,657.20
  6. Step 6: Final answer
    x = 683,201.75

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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.