Home / 1,933,566.12-2,668,230.72-1,074,178.80

Finding the Fourth Proportional to 1,933,566.12, 2,668,230.72 and 1,074,178.80

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Solution

The fourth proportional to 1,933,566.12, 2,668,230.72 and 1,074,178.80 is: 1,482,316.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,566.12 : 2,668,230.72 = 1,074,178.80 : x
  2. Step 2: Convert to fraction form
    1,933,566.12/2,668,230.72 = 1,074,178.80/x
  3. Step 3: Cross multiply
    1,933,566.12x = 2,668,230.72 × 1,074,178.80
  4. Step 4: Simplify right side
    1,933,566.12x = 2,866,156,872,932.74
  5. Step 5: Solve for x
    x = 2,866,156,872,932.74/1,933,566.12
  6. Step 6: Final answer
    x = 1,482,316.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.