Home / 1,882,916.40-2,824,374.60-620,439.60

Finding the Fourth Proportional to 1,882,916.40, 2,824,374.60 and 620,439.60

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Solution

The fourth proportional to 1,882,916.40, 2,824,374.60 and 620,439.60 is: 930,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,916.40 : 2,824,374.60 = 620,439.60 : x
  2. Step 2: Convert to fraction form
    1,882,916.40/2,824,374.60 = 620,439.60/x
  3. Step 3: Cross multiply
    1,882,916.40x = 2,824,374.60 × 620,439.60
  4. Step 4: Simplify right side
    1,882,916.40x = 1,752,353,847,074.16
  5. Step 5: Solve for x
    x = 1,752,353,847,074.16/1,882,916.40
  6. Step 6: Final answer
    x = 930,659.40

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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.