Home / 983,450.80-1,475,176.20-974,119.60

Finding the Fourth Proportional to 983,450.80, 1,475,176.20 and 974,119.60

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Solution

The fourth proportional to 983,450.80, 1,475,176.20 and 974,119.60 is: 1,461,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,450.80 : 1,475,176.20 = 974,119.60 : x
  2. Step 2: Convert to fraction form
    983,450.80/1,475,176.20 = 974,119.60/x
  3. Step 3: Cross multiply
    983,450.80x = 1,475,176.20 × 974,119.60
  4. Step 4: Simplify right side
    983,450.80x = 1,436,998,049,873.52
  5. Step 5: Solve for x
    x = 1,436,998,049,873.52/983,450.80
  6. Step 6: Final answer
    x = 1,461,179.40

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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.