Home / 2,385,969.60-3,578,954.40-810,033.60

Finding the Fourth Proportional to 2,385,969.60, 3,578,954.40 and 810,033.60

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Solution

The fourth proportional to 2,385,969.60, 3,578,954.40 and 810,033.60 is: 1,215,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,969.60 : 3,578,954.40 = 810,033.60 : x
  2. Step 2: Convert to fraction form
    2,385,969.60/3,578,954.40 = 810,033.60/x
  3. Step 3: Cross multiply
    2,385,969.60x = 3,578,954.40 × 810,033.60
  4. Step 4: Simplify right side
    2,385,969.60x = 2,899,073,316,867.84
  5. Step 5: Solve for x
    x = 2,899,073,316,867.84/2,385,969.60
  6. Step 6: Final answer
    x = 1,215,050.40

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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.