Home / 2,086,573.23-3,127,742.37-1,186,154.40

Finding the Fourth Proportional to 2,086,573.23, 3,127,742.37 and 1,186,154.40

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Solution

The fourth proportional to 2,086,573.23, 3,127,742.37 and 1,186,154.40 is: 1,778,027.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,573.23 : 3,127,742.37 = 1,186,154.40 : x
  2. Step 2: Convert to fraction form
    2,086,573.23/3,127,742.37 = 1,186,154.40/x
  3. Step 3: Cross multiply
    2,086,573.23x = 3,127,742.37 × 1,186,154.40
  4. Step 4: Simplify right side
    2,086,573.23x = 3,709,985,374,241.93
  5. Step 5: Solve for x
    x = 3,709,985,374,241.93/2,086,573.23
  6. Step 6: Final answer
    x = 1,778,027.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.