Finding the Fourth Proportional to 1,472,693.39, 2,032,329.06 and 828,107.94
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Solution
The fourth proportional to 1,472,693.39, 2,032,329.06 and 828,107.94 is: 1,142,795.81
Step by Step Solution
- Step 1: Write the proportion equation
1,472,693.39 : 2,032,329.06 = 828,107.94 : x - Step 2: Convert to fraction form
1,472,693.39/2,032,329.06 = 828,107.94/x - Step 3: Cross multiply
1,472,693.39x = 2,032,329.06 × 828,107.94 - Step 4: Simplify right side
1,472,693.39x = 1,682,987,831,278.74 - Step 5: Solve for x
x = 1,682,987,831,278.74/1,472,693.39 - Step 6: Final answer
x = 1,142,795.81
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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.