Home / 2,074,323.20-3,111,254.40-1,699,692.80

Finding the Fourth Proportional to 2,074,323.20, 3,111,254.40 and 1,699,692.80

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Solution

The fourth proportional to 2,074,323.20, 3,111,254.40 and 1,699,692.80 is: 2,549,350.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074,323.20 : 3,111,254.40 = 1,699,692.80 : x
  2. Step 2: Convert to fraction form
    2,074,323.20/3,111,254.40 = 1,699,692.80/x
  3. Step 3: Cross multiply
    2,074,323.20x = 3,111,254.40 × 1,699,692.80
  4. Step 4: Simplify right side
    2,074,323.20x = 5,288,176,702,648.32
  5. Step 5: Solve for x
    x = 5,288,176,702,648.32/2,074,323.20
  6. Step 6: Final answer
    x = 2,549,350.41

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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.