Home / 1,312,550.94-1,968,937.60-365,922.58

Finding the Fourth Proportional to 1,312,550.94, 1,968,937.60 and 365,922.58

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Solution

The fourth proportional to 1,312,550.94, 1,968,937.60 and 365,922.58 is: 548,914.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,550.94 : 1,968,937.60 = 365,922.58 : x
  2. Step 2: Convert to fraction form
    1,312,550.94/1,968,937.60 = 365,922.58/x
  3. Step 3: Cross multiply
    1,312,550.94x = 1,968,937.60 × 365,922.58
  4. Step 4: Simplify right side
    1,312,550.94x = 720,478,726,451.01
  5. Step 5: Solve for x
    x = 720,478,726,451.01/1,312,550.94
  6. Step 6: Final answer
    x = 548,914.87

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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.