Home / 1,783,166.40-2,676,499.20-885,621.60

Finding the Fourth Proportional to 1,783,166.40, 2,676,499.20 and 885,621.60

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Solution

The fourth proportional to 1,783,166.40, 2,676,499.20 and 885,621.60 is: 1,329,301.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,166.40 : 2,676,499.20 = 885,621.60 : x
  2. Step 2: Convert to fraction form
    1,783,166.40/2,676,499.20 = 885,621.60/x
  3. Step 3: Cross multiply
    1,783,166.40x = 2,676,499.20 × 885,621.60
  4. Step 4: Simplify right side
    1,783,166.40x = 2,370,365,503,902.72
  5. Step 5: Solve for x
    x = 2,370,365,503,902.72/1,783,166.40
  6. Step 6: Final answer
    x = 1,329,301.35

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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.