Home / 1,330,608.70-1,995,913.05-572,813.20

Finding the Fourth Proportional to 1,330,608.70, 1,995,913.05 and 572,813.20

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Solution

The fourth proportional to 1,330,608.70, 1,995,913.05 and 572,813.20 is: 859,219.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,608.70 : 1,995,913.05 = 572,813.20 : x
  2. Step 2: Convert to fraction form
    1,330,608.70/1,995,913.05 = 572,813.20/x
  3. Step 3: Cross multiply
    1,330,608.70x = 1,995,913.05 × 572,813.20
  4. Step 4: Simplify right side
    1,330,608.70x = 1,143,285,341,092.26
  5. Step 5: Solve for x
    x = 1,143,285,341,092.26/1,330,608.70
  6. Step 6: Final answer
    x = 859,219.80

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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.