Home / 2,646,009.40-3,971,087.70-1,226,241.40

Finding the Fourth Proportional to 2,646,009.40, 3,971,087.70 and 1,226,241.40

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Solution

The fourth proportional to 2,646,009.40, 3,971,087.70 and 1,226,241.40 is: 1,840,323.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,009.40 : 3,971,087.70 = 1,226,241.40 : x
  2. Step 2: Convert to fraction form
    2,646,009.40/3,971,087.70 = 1,226,241.40/x
  3. Step 3: Cross multiply
    2,646,009.40x = 3,971,087.70 × 1,226,241.40
  4. Step 4: Simplify right side
    2,646,009.40x = 4,869,512,140,770.78
  5. Step 5: Solve for x
    x = 4,869,512,140,770.78/2,646,009.40
  6. Step 6: Final answer
    x = 1,840,323.07

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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.