Home / 1,605,341.06-2,408,142.63-806,211.62

Finding the Fourth Proportional to 1,605,341.06, 2,408,142.63 and 806,211.62

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Solution

The fourth proportional to 1,605,341.06, 2,408,142.63 and 806,211.62 is: 1,209,383.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,341.06 : 2,408,142.63 = 806,211.62 : x
  2. Step 2: Convert to fraction form
    1,605,341.06/2,408,142.63 = 806,211.62/x
  3. Step 3: Cross multiply
    1,605,341.06x = 2,408,142.63 × 806,211.62
  4. Step 4: Simplify right side
    1,605,341.06x = 1,941,472,570,923.36
  5. Step 5: Solve for x
    x = 1,941,472,570,923.36/1,605,341.06
  6. Step 6: Final answer
    x = 1,209,383.24

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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.