Home / 1,340,094.19-1,849,323.90-728,235.38

Finding the Fourth Proportional to 1,340,094.19, 1,849,323.90 and 728,235.38

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Solution

The fourth proportional to 1,340,094.19, 1,849,323.90 and 728,235.38 is: 1,004,961.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,094.19 : 1,849,323.90 = 728,235.38 : x
  2. Step 2: Convert to fraction form
    1,340,094.19/1,849,323.90 = 728,235.38/x
  3. Step 3: Cross multiply
    1,340,094.19x = 1,849,323.90 × 728,235.38
  4. Step 4: Simplify right side
    1,340,094.19x = 1,346,743,093,059.58
  5. Step 5: Solve for x
    x = 1,346,743,093,059.58/1,340,094.19
  6. Step 6: Final answer
    x = 1,004,961.52

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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.