Home / 2,107,160.38-2,907,881.26-1,140,290.66

Finding the Fourth Proportional to 2,107,160.38, 2,907,881.26 and 1,140,290.66

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Solution

The fourth proportional to 2,107,160.38, 2,907,881.26 and 1,140,290.66 is: 1,573,601.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,160.38 : 2,907,881.26 = 1,140,290.66 : x
  2. Step 2: Convert to fraction form
    2,107,160.38/2,907,881.26 = 1,140,290.66/x
  3. Step 3: Cross multiply
    2,107,160.38x = 2,907,881.26 × 1,140,290.66
  4. Step 4: Simplify right side
    2,107,160.38x = 3,315,829,841,167.03
  5. Step 5: Solve for x
    x = 3,315,829,841,167.03/2,107,160.38
  6. Step 6: Final answer
    x = 1,573,601.08

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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.