Finding the Fourth Proportional to 1,833,278.36, 2,529,886.08 and 1,017,434.68
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Solution
The fourth proportional to 1,833,278.36, 2,529,886.08 and 1,017,434.68 is: 1,404,038.74
Step by Step Solution
- Step 1: Write the proportion equation
1,833,278.36 : 2,529,886.08 = 1,017,434.68 : x - Step 2: Convert to fraction form
1,833,278.36/2,529,886.08 = 1,017,434.68/x - Step 3: Cross multiply
1,833,278.36x = 2,529,886.08 × 1,017,434.68 - Step 4: Simplify right side
1,833,278.36x = 2,573,993,834,241.25 - Step 5: Solve for x
x = 2,573,993,834,241.25/1,833,278.36 - Step 6: Final answer
x = 1,404,038.74
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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.