Home / 1,330,455.57-1,995,720.20-383,826.25

Finding the Fourth Proportional to 1,330,455.57, 1,995,720.20 and 383,826.25

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Solution

The fourth proportional to 1,330,455.57, 1,995,720.20 and 383,826.25 is: 575,750.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,455.57 : 1,995,720.20 = 383,826.25 : x
  2. Step 2: Convert to fraction form
    1,330,455.57/1,995,720.20 = 383,826.25/x
  3. Step 3: Cross multiply
    1,330,455.57x = 1,995,720.20 × 383,826.25
  4. Step 4: Simplify right side
    1,330,455.57x = 766,009,800,415.25
  5. Step 5: Solve for x
    x = 766,009,800,415.25/1,330,455.57
  6. Step 6: Final answer
    x = 575,750.00

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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.