Home / 1,183,642.60-1,775,463.90-520,090.60

Finding the Fourth Proportional to 1,183,642.60, 1,775,463.90 and 520,090.60

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Solution

The fourth proportional to 1,183,642.60, 1,775,463.90 and 520,090.60 is: 780,135.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,642.60 : 1,775,463.90 = 520,090.60 : x
  2. Step 2: Convert to fraction form
    1,183,642.60/1,775,463.90 = 520,090.60/x
  3. Step 3: Cross multiply
    1,183,642.60x = 1,775,463.90 × 520,090.60
  4. Step 4: Simplify right side
    1,183,642.60x = 923,402,085,029.34
  5. Step 5: Solve for x
    x = 923,402,085,029.34/1,183,642.60
  6. Step 6: Final answer
    x = 780,135.90

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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.