Finding the Fourth Proportional to 1,609,240.84, 2,220,791.48 and 884,135.52
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Solution
The fourth proportional to 1,609,240.84, 2,220,791.48 and 884,135.52 is: 1,220,128.51
Step by Step Solution
- Step 1: Write the proportion equation
1,609,240.84 : 2,220,791.48 = 884,135.52 : x - Step 2: Convert to fraction form
1,609,240.84/2,220,791.48 = 884,135.52/x - Step 3: Cross multiply
1,609,240.84x = 2,220,791.48 × 884,135.52 - Step 4: Simplify right side
1,609,240.84x = 1,963,480,629,981.37 - Step 5: Solve for x
x = 1,963,480,629,981.37/1,609,240.84 - Step 6: Final answer
x = 1,220,128.51
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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.