Finding the Fourth Proportional to 2,264,808.78, 3,125,522.34 and 1,298,125.62
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Solution
The fourth proportional to 2,264,808.78, 3,125,522.34 and 1,298,125.62 is: 1,791,462.78
Step by Step Solution
- Step 1: Write the proportion equation
2,264,808.78 : 3,125,522.34 = 1,298,125.62 : x - Step 2: Convert to fraction form
2,264,808.78/3,125,522.34 = 1,298,125.62/x - Step 3: Cross multiply
2,264,808.78x = 3,125,522.34 × 1,298,125.62 - Step 4: Simplify right side
2,264,808.78x = 4,057,320,625,436.35 - Step 5: Solve for x
x = 4,057,320,625,436.35/2,264,808.78 - Step 6: Final answer
x = 1,791,462.78
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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.