Finding the Fourth Proportional to 1,618,330.25, 2,233,284.74 and 893,177.95
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Solution
The fourth proportional to 1,618,330.25, 2,233,284.74 and 893,177.95 is: 1,232,579.49
Step by Step Solution
- Step 1: Write the proportion equation
1,618,330.25 : 2,233,284.74 = 893,177.95 : x - Step 2: Convert to fraction form
1,618,330.25/2,233,284.74 = 893,177.95/x - Step 3: Cross multiply
1,618,330.25x = 2,233,284.74 × 893,177.95 - Step 4: Simplify right side
1,618,330.25x = 1,994,720,674,673.06 - Step 5: Solve for x
x = 1,994,720,674,673.06/1,618,330.25 - Step 6: Final answer
x = 1,232,579.49
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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.