Home / 2,975,711.61-4,106,930.67-1,814,831.70

Finding the Fourth Proportional to 2,975,711.61, 4,106,930.67 and 1,814,831.70

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Solution

The fourth proportional to 2,975,711.61, 4,106,930.67 and 1,814,831.70 is: 2,504,741.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975,711.61 : 4,106,930.67 = 1,814,831.70 : x
  2. Step 2: Convert to fraction form
    2,975,711.61/4,106,930.67 = 1,814,831.70/x
  3. Step 3: Cross multiply
    2,975,711.61x = 4,106,930.67 × 1,814,831.70
  4. Step 4: Simplify right side
    2,975,711.61x = 7,453,387,969,618.24
  5. Step 5: Solve for x
    x = 7,453,387,969,618.24/2,975,711.61
  6. Step 6: Final answer
    x = 2,504,741.37

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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.