Home / 1,933,519.76-2,668,255.88-1,074,160.40

Finding the Fourth Proportional to 1,933,519.76, 2,668,255.88 and 1,074,160.40

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Solution

The fourth proportional to 1,933,519.76, 2,668,255.88 and 1,074,160.40 is: 1,482,340.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,519.76 : 2,668,255.88 = 1,074,160.40 : x
  2. Step 2: Convert to fraction form
    1,933,519.76/2,668,255.88 = 1,074,160.40/x
  3. Step 3: Cross multiply
    1,933,519.76x = 2,668,255.88 × 1,074,160.40
  4. Step 4: Simplify right side
    1,933,519.76x = 2,866,134,803,363.15
  5. Step 5: Solve for x
    x = 2,866,134,803,363.15/1,933,519.76
  6. Step 6: Final answer
    x = 1,482,340.58

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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.