Home / 1,713,692.80-2,555,218.34-1,666,610.45

Finding the Fourth Proportional to 1,713,692.80, 2,555,218.34 and 1,666,610.45

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Solution

The fourth proportional to 1,713,692.80, 2,555,218.34 and 1,666,610.45 is: 2,485,015.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713,692.80 : 2,555,218.34 = 1,666,610.45 : x
  2. Step 2: Convert to fraction form
    1,713,692.80/2,555,218.34 = 1,666,610.45/x
  3. Step 3: Cross multiply
    1,713,692.80x = 2,555,218.34 × 1,666,610.45
  4. Step 4: Simplify right side
    1,713,692.80x = 4,258,553,588,448.16
  5. Step 5: Solve for x
    x = 4,258,553,588,448.16/1,713,692.80
  6. Step 6: Final answer
    x = 2,485,015.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.