Home / 1,021,783.78-1,532,674.68-481,914.10

Finding the Fourth Proportional to 1,021,783.78, 1,532,674.68 and 481,914.10

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Solution

The fourth proportional to 1,021,783.78, 1,532,674.68 and 481,914.10 is: 722,870.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,783.78 : 1,532,674.68 = 481,914.10 : x
  2. Step 2: Convert to fraction form
    1,021,783.78/1,532,674.68 = 481,914.10/x
  3. Step 3: Cross multiply
    1,021,783.78x = 1,532,674.68 × 481,914.10
  4. Step 4: Simplify right side
    1,021,783.78x = 738,617,539,004.99
  5. Step 5: Solve for x
    x = 738,617,539,004.99/1,021,783.78
  6. Step 6: Final answer
    x = 722,870.68

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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.