Home / 1,803,015.54-2,489,849.94-1,159,556.40

Finding the Fourth Proportional to 1,803,015.54, 2,489,849.94 and 1,159,556.40

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Solution

The fourth proportional to 1,803,015.54, 2,489,849.94 and 1,159,556.40 is: 1,601,273.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,015.54 : 2,489,849.94 = 1,159,556.40 : x
  2. Step 2: Convert to fraction form
    1,803,015.54/2,489,849.94 = 1,159,556.40/x
  3. Step 3: Cross multiply
    1,803,015.54x = 2,489,849.94 × 1,159,556.40
  4. Step 4: Simplify right side
    1,803,015.54x = 2,887,121,432,966.62
  5. Step 5: Solve for x
    x = 2,887,121,432,966.62/1,803,015.54
  6. Step 6: Final answer
    x = 1,601,273.74

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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.