Home / 1,114,977.80-1,672,620.30-483,873.80

Finding the Fourth Proportional to 1,114,977.80, 1,672,620.30 and 483,873.80

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Solution

The fourth proportional to 1,114,977.80, 1,672,620.30 and 483,873.80 is: 725,877.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,977.80 : 1,672,620.30 = 483,873.80 : x
  2. Step 2: Convert to fraction form
    1,114,977.80/1,672,620.30 = 483,873.80/x
  3. Step 3: Cross multiply
    1,114,977.80x = 1,672,620.30 × 483,873.80
  4. Step 4: Simplify right side
    1,114,977.80x = 809,337,140,518.14
  5. Step 5: Solve for x
    x = 809,337,140,518.14/1,114,977.80
  6. Step 6: Final answer
    x = 725,877.36

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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.