Home / 1,930,334.40-2,895,501.60-1,617,739.20

Finding the Fourth Proportional to 1,930,334.40, 2,895,501.60 and 1,617,739.20

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Solution

The fourth proportional to 1,930,334.40, 2,895,501.60 and 1,617,739.20 is: 2,426,608.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,334.40 : 2,895,501.60 = 1,617,739.20 : x
  2. Step 2: Convert to fraction form
    1,930,334.40/2,895,501.60 = 1,617,739.20/x
  3. Step 3: Cross multiply
    1,930,334.40x = 2,895,501.60 × 1,617,739.20
  4. Step 4: Simplify right side
    1,930,334.40x = 4,684,166,441,982.72
  5. Step 5: Solve for x
    x = 4,684,166,441,982.72/1,930,334.40
  6. Step 6: Final answer
    x = 2,426,608.80

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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.