Home / 1,684,940.94-2,528,042.60-874,819.85

Finding the Fourth Proportional to 1,684,940.94, 2,528,042.60 and 874,819.85

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Solution

The fourth proportional to 1,684,940.94, 2,528,042.60 and 874,819.85 is: 1,312,557.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,940.94 : 2,528,042.60 = 874,819.85 : x
  2. Step 2: Convert to fraction form
    1,684,940.94/2,528,042.60 = 874,819.85/x
  3. Step 3: Cross multiply
    1,684,940.94x = 2,528,042.60 × 874,819.85
  4. Step 4: Simplify right side
    1,684,940.94x = 2,211,581,837,672.45
  5. Step 5: Solve for x
    x = 2,211,581,837,672.45/1,684,940.94
  6. Step 6: Final answer
    x = 1,312,557.48

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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.