Home / 1,792,601.40-2,689,938.90-670,783.80

Finding the Fourth Proportional to 1,792,601.40, 2,689,938.90 and 670,783.80

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Solution

The fourth proportional to 1,792,601.40, 2,689,938.90 and 670,783.80 is: 1,006,563.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,601.40 : 2,689,938.90 = 670,783.80 : x
  2. Step 2: Convert to fraction form
    1,792,601.40/2,689,938.90 = 670,783.80/x
  3. Step 3: Cross multiply
    1,792,601.40x = 2,689,938.90 × 670,783.80
  4. Step 4: Simplify right side
    1,792,601.40x = 1,804,367,437,109.82
  5. Step 5: Solve for x
    x = 1,804,367,437,109.82/1,792,601.40
  6. Step 6: Final answer
    x = 1,006,563.67

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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.