Home / 1,265,538.84-1,895,289.12-808,694.16

Finding the Fourth Proportional to 1,265,538.84, 1,895,289.12 and 808,694.16

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Solution

The fourth proportional to 1,265,538.84, 1,895,289.12 and 808,694.16 is: 1,211,111.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,538.84 : 1,895,289.12 = 808,694.16 : x
  2. Step 2: Convert to fraction form
    1,265,538.84/1,895,289.12 = 808,694.16/x
  3. Step 3: Cross multiply
    1,265,538.84x = 1,895,289.12 × 808,694.16
  4. Step 4: Simplify right side
    1,265,538.84x = 1,532,709,242,855.54
  5. Step 5: Solve for x
    x = 1,532,709,242,855.54/1,265,538.84
  6. Step 6: Final answer
    x = 1,211,111.97

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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.