Home / 1,763,328.80-2,645,079.60-923,520.80

Finding the Fourth Proportional to 1,763,328.80, 2,645,079.60 and 923,520.80

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Solution

The fourth proportional to 1,763,328.80, 2,645,079.60 and 923,520.80 is: 1,385,326.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,328.80 : 2,645,079.60 = 923,520.80 : x
  2. Step 2: Convert to fraction form
    1,763,328.80/2,645,079.60 = 923,520.80/x
  3. Step 3: Cross multiply
    1,763,328.80x = 2,645,079.60 × 923,520.80
  4. Step 4: Simplify right side
    1,763,328.80x = 2,442,786,028,255.68
  5. Step 5: Solve for x
    x = 2,442,786,028,255.68/1,763,328.80
  6. Step 6: Final answer
    x = 1,385,326.45

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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.