Home / 2,816,691.92-3,886,929.90-1,670,086.16

Finding the Fourth Proportional to 2,816,691.92, 3,886,929.90 and 1,670,086.16

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Solution

The fourth proportional to 2,816,691.92, 3,886,929.90 and 1,670,086.16 is: 2,304,656.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,691.92 : 3,886,929.90 = 1,670,086.16 : x
  2. Step 2: Convert to fraction form
    2,816,691.92/3,886,929.90 = 1,670,086.16/x
  3. Step 3: Cross multiply
    2,816,691.92x = 3,886,929.90 × 1,670,086.16
  4. Step 4: Simplify right side
    2,816,691.92x = 6,491,507,830,880.18
  5. Step 5: Solve for x
    x = 6,491,507,830,880.18/2,816,691.92
  6. Step 6: Final answer
    x = 2,304,656.67

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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.