Home / 1,964,290.78-2,710,749.27-1,159,474.78

Finding the Fourth Proportional to 1,964,290.78, 2,710,749.27 and 1,159,474.78

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Solution

The fourth proportional to 1,964,290.78, 2,710,749.27 and 1,159,474.78 is: 1,600,091.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,290.78 : 2,710,749.27 = 1,159,474.78 : x
  2. Step 2: Convert to fraction form
    1,964,290.78/2,710,749.27 = 1,159,474.78/x
  3. Step 3: Cross multiply
    1,964,290.78x = 2,710,749.27 × 1,159,474.78
  4. Step 4: Simplify right side
    1,964,290.78x = 3,143,045,413,468.41
  5. Step 5: Solve for x
    x = 3,143,045,413,468.41/1,964,290.78
  6. Step 6: Final answer
    x = 1,600,091.72

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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.