Home / 2,107,160.63-2,907,881.61-1,140,290.92

Finding the Fourth Proportional to 2,107,160.63, 2,907,881.61 and 1,140,290.92

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Solution

The fourth proportional to 2,107,160.63, 2,907,881.61 and 1,140,290.92 is: 1,573,601.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,160.63 : 2,907,881.61 = 1,140,290.92 : x
  2. Step 2: Convert to fraction form
    2,107,160.63/2,907,881.61 = 1,140,290.92/x
  3. Step 3: Cross multiply
    2,107,160.63x = 2,907,881.61 × 1,140,290.92
  4. Step 4: Simplify right side
    2,107,160.63x = 3,315,830,981,778.57
  5. Step 5: Solve for x
    x = 3,315,830,981,778.57/2,107,160.63
  6. Step 6: Final answer
    x = 1,573,601.43

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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.