Home / 3,426,614.37-4,728,128.32-1,955,851.40

Finding the Fourth Proportional to 3,426,614.37, 4,728,128.32 and 1,955,851.40

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Solution

The fourth proportional to 3,426,614.37, 4,728,128.32 and 1,955,851.40 is: 2,698,732.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,614.37 : 4,728,128.32 = 1,955,851.40 : x
  2. Step 2: Convert to fraction form
    3,426,614.37/4,728,128.32 = 1,955,851.40/x
  3. Step 3: Cross multiply
    3,426,614.37x = 4,728,128.32 × 1,955,851.40
  4. Step 4: Simplify right side
    3,426,614.37x = 9,247,516,394,051.65
  5. Step 5: Solve for x
    x = 9,247,516,394,051.65/3,426,614.37
  6. Step 6: Final answer
    x = 2,698,732.74

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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.