Home / 1,909,786.24-2,864,866.40-695,692.80

Finding the Fourth Proportional to 1,909,786.24, 2,864,866.40 and 695,692.80

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Solution

The fourth proportional to 1,909,786.24, 2,864,866.40 and 695,692.80 is: 1,043,607.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,786.24 : 2,864,866.40 = 695,692.80 : x
  2. Step 2: Convert to fraction form
    1,909,786.24/2,864,866.40 = 695,692.80/x
  3. Step 3: Cross multiply
    1,909,786.24x = 2,864,866.40 × 695,692.80
  4. Step 4: Simplify right side
    1,909,786.24x = 1,993,066,927,441.92
  5. Step 5: Solve for x
    x = 1,993,066,927,441.92/1,909,786.24
  6. Step 6: Final answer
    x = 1,043,607.33

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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.