Home / 1,330,396.20-1,995,594.30-572,600.70

Finding the Fourth Proportional to 1,330,396.20, 1,995,594.30 and 572,600.70

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Solution

The fourth proportional to 1,330,396.20, 1,995,594.30 and 572,600.70 is: 858,901.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,396.20 : 1,995,594.30 = 572,600.70 : x
  2. Step 2: Convert to fraction form
    1,330,396.20/1,995,594.30 = 572,600.70/x
  3. Step 3: Cross multiply
    1,330,396.20x = 1,995,594.30 × 572,600.70
  4. Step 4: Simplify right side
    1,330,396.20x = 1,142,678,693,096.01
  5. Step 5: Solve for x
    x = 1,142,678,693,096.01/1,330,396.20
  6. Step 6: Final answer
    x = 858,901.05

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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.