Home / 2,651,561.40-3,973,259.70-1,974,466.20

Finding the Fourth Proportional to 2,651,561.40, 3,973,259.70 and 1,974,466.20

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Solution

The fourth proportional to 2,651,561.40, 3,973,259.70 and 1,974,466.20 is: 2,958,659.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,651,561.40 : 3,973,259.70 = 1,974,466.20 : x
  2. Step 2: Convert to fraction form
    2,651,561.40/3,973,259.70 = 1,974,466.20/x
  3. Step 3: Cross multiply
    2,651,561.40x = 3,973,259.70 × 1,974,466.20
  4. Step 4: Simplify right side
    2,651,561.40x = 7,845,066,981,472.14
  5. Step 5: Solve for x
    x = 7,845,066,981,472.14/2,651,561.40
  6. Step 6: Final answer
    x = 2,958,659.37

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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.