Home / 3,133,117.11-4,698,718.94-2,166,693.60

Finding the Fourth Proportional to 3,133,117.11, 4,698,718.94 and 2,166,693.60

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Solution

The fourth proportional to 3,133,117.11, 4,698,718.94 and 2,166,693.60 is: 3,249,378.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133,117.11 : 4,698,718.94 = 2,166,693.60 : x
  2. Step 2: Convert to fraction form
    3,133,117.11/4,698,718.94 = 2,166,693.60/x
  3. Step 3: Cross multiply
    3,133,117.11x = 4,698,718.94 × 2,166,693.60
  4. Step 4: Simplify right side
    3,133,117.11x = 10,180,684,244,663.32
  5. Step 5: Solve for x
    x = 10,180,684,244,663.32/3,133,117.11
  6. Step 6: Final answer
    x = 3,249,378.78

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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.