Home / 1,878,956.34-2,818,785.60-854,361.86

Finding the Fourth Proportional to 1,878,956.34, 2,818,785.60 and 854,361.86

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Solution

The fourth proportional to 1,878,956.34, 2,818,785.60 and 854,361.86 is: 1,281,702.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,956.34 : 2,818,785.60 = 854,361.86 : x
  2. Step 2: Convert to fraction form
    1,878,956.34/2,818,785.60 = 854,361.86/x
  3. Step 3: Cross multiply
    1,878,956.34x = 2,818,785.60 × 854,361.86
  4. Step 4: Simplify right side
    1,878,956.34x = 2,408,262,908,157.22
  5. Step 5: Solve for x
    x = 2,408,262,908,157.22/1,878,956.34
  6. Step 6: Final answer
    x = 1,281,702.43

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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.