Home / 1,974,638.40-2,956,052.70-1,175,508.60

Finding the Fourth Proportional to 1,974,638.40, 2,956,052.70 and 1,175,508.60

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Solution

The fourth proportional to 1,974,638.40, 2,956,052.70 and 1,175,508.60 is: 1,759,747.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,638.40 : 2,956,052.70 = 1,175,508.60 : x
  2. Step 2: Convert to fraction form
    1,974,638.40/2,956,052.70 = 1,175,508.60/x
  3. Step 3: Cross multiply
    1,974,638.40x = 2,956,052.70 × 1,175,508.60
  4. Step 4: Simplify right side
    1,974,638.40x = 3,474,865,370,903.22
  5. Step 5: Solve for x
    x = 3,474,865,370,903.22/1,974,638.40
  6. Step 6: Final answer
    x = 1,759,747.69

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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.