Home / 1,971,344.34-2,956,570.56-905,361.66

Finding the Fourth Proportional to 1,971,344.34, 2,956,570.56 and 905,361.66

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Solution

The fourth proportional to 1,971,344.34, 2,956,570.56 and 905,361.66 is: 1,357,837.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,344.34 : 2,956,570.56 = 905,361.66 : x
  2. Step 2: Convert to fraction form
    1,971,344.34/2,956,570.56 = 905,361.66/x
  3. Step 3: Cross multiply
    1,971,344.34x = 2,956,570.56 × 905,361.66
  4. Step 4: Simplify right side
    1,971,344.34x = 2,676,765,630,108.73
  5. Step 5: Solve for x
    x = 2,676,765,630,108.73/1,971,344.34
  6. Step 6: Final answer
    x = 1,357,837.68

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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.