Finding the Fourth Proportional to 1,943,503.66, 2,682,155.19 and 1,072,334.08
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Solution
The fourth proportional to 1,943,503.66, 2,682,155.19 and 1,072,334.08 is: 1,479,887.32
Step by Step Solution
- Step 1: Write the proportion equation
1,943,503.66 : 2,682,155.19 = 1,072,334.08 : x - Step 2: Convert to fraction form
1,943,503.66/2,682,155.19 = 1,072,334.08/x - Step 3: Cross multiply
1,943,503.66x = 2,682,155.19 × 1,072,334.08 - Step 4: Simplify right side
1,943,503.66x = 2,876,166,418,085.88 - Step 5: Solve for x
x = 2,876,166,418,085.88/1,943,503.66 - Step 6: Final answer
x = 1,479,887.32
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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.