Home / 1,556,961.53-2,148,608.25-868,633.52

Finding the Fourth Proportional to 1,556,961.53, 2,148,608.25 and 868,633.52

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Solution

The fourth proportional to 1,556,961.53, 2,148,608.25 and 868,633.52 is: 1,198,715.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,961.53 : 2,148,608.25 = 868,633.52 : x
  2. Step 2: Convert to fraction form
    1,556,961.53/2,148,608.25 = 868,633.52/x
  3. Step 3: Cross multiply
    1,556,961.53x = 2,148,608.25 × 868,633.52
  4. Step 4: Simplify right side
    1,556,961.53x = 1,866,353,136,555.50
  5. Step 5: Solve for x
    x = 1,866,353,136,555.50/1,556,961.53
  6. Step 6: Final answer
    x = 1,198,715.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.