Home / 1,788,045.22-2,684,692.23-1,116,986.14

Finding the Fourth Proportional to 1,788,045.22, 2,684,692.23 and 1,116,986.14

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Solution

The fourth proportional to 1,788,045.22, 2,684,692.23 and 1,116,986.14 is: 1,677,118.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,045.22 : 2,684,692.23 = 1,116,986.14 : x
  2. Step 2: Convert to fraction form
    1,788,045.22/2,684,692.23 = 1,116,986.14/x
  3. Step 3: Cross multiply
    1,788,045.22x = 2,684,692.23 × 1,116,986.14
  4. Step 4: Simplify right side
    1,788,045.22x = 2,998,764,011,075.69
  5. Step 5: Solve for x
    x = 2,998,764,011,075.69/1,788,045.22
  6. Step 6: Final answer
    x = 1,677,118.66

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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.