Home / 1,698,328.32-2,343,711.63-923,963.54

Finding the Fourth Proportional to 1,698,328.32, 2,343,711.63 and 923,963.54

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Solution

The fourth proportional to 1,698,328.32, 2,343,711.63 and 923,963.54 is: 1,275,079.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,328.32 : 2,343,711.63 = 923,963.54 : x
  2. Step 2: Convert to fraction form
    1,698,328.32/2,343,711.63 = 923,963.54/x
  3. Step 3: Cross multiply
    1,698,328.32x = 2,343,711.63 × 923,963.54
  4. Step 4: Simplify right side
    1,698,328.32x = 2,165,504,082,675.41
  5. Step 5: Solve for x
    x = 2,165,504,082,675.41/1,698,328.32
  6. Step 6: Final answer
    x = 1,275,079.77

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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.