Home / 1,330,187.62-1,995,576.54-383,484.46

Finding the Fourth Proportional to 1,330,187.62, 1,995,576.54 and 383,484.46

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Solution

The fourth proportional to 1,330,187.62, 1,995,576.54 and 383,484.46 is: 575,311.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,187.62 : 1,995,576.54 = 383,484.46 : x
  2. Step 2: Convert to fraction form
    1,330,187.62/1,995,576.54 = 383,484.46/x
  3. Step 3: Cross multiply
    1,330,187.62x = 1,995,576.54 × 383,484.46
  4. Step 4: Simplify right side
    1,330,187.62x = 765,272,591,830.57
  5. Step 5: Solve for x
    x = 765,272,591,830.57/1,330,187.62
  6. Step 6: Final answer
    x = 575,311.77

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1.5x scale

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.