Home / 2,668,685.76-3,681,292.32-1,579,895.04

Finding the Fourth Proportional to 2,668,685.76, 3,681,292.32 and 1,579,895.04

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Solution

The fourth proportional to 2,668,685.76, 3,681,292.32 and 1,579,895.04 is: 2,179,370.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,685.76 : 3,681,292.32 = 1,579,895.04 : x
  2. Step 2: Convert to fraction form
    2,668,685.76/3,681,292.32 = 1,579,895.04/x
  3. Step 3: Cross multiply
    2,668,685.76x = 3,681,292.32 × 1,579,895.04
  4. Step 4: Simplify right side
    2,668,685.76x = 5,816,055,477,158.09
  5. Step 5: Solve for x
    x = 5,816,055,477,158.09/2,668,685.76
  6. Step 6: Final answer
    x = 2,179,370.67

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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.