Home / 2,252,985.53-3,109,001.14-1,286,077.37

Finding the Fourth Proportional to 2,252,985.53, 3,109,001.14 and 1,286,077.37

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Solution

The fourth proportional to 2,252,985.53, 3,109,001.14 and 1,286,077.37 is: 1,774,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252,985.53 : 3,109,001.14 = 1,286,077.37 : x
  2. Step 2: Convert to fraction form
    2,252,985.53/3,109,001.14 = 1,286,077.37/x
  3. Step 3: Cross multiply
    2,252,985.53x = 3,109,001.14 × 1,286,077.37
  4. Step 4: Simplify right side
    2,252,985.53x = 3,998,416,009,458.20
  5. Step 5: Solve for x
    x = 3,998,416,009,458.20/2,252,985.53
  6. Step 6: Final answer
    x = 1,774,718.90

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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.