Finding the Fourth Proportional to 4,867,627.84, 7,302,637.35 and 1,672,799.92
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Solution
The fourth proportional to 4,867,627.84, 7,302,637.35 and 1,672,799.92 is: 2,509,610.75
Step by Step Solution
- Step 1: Write the proportion equation
4,867,627.84 : 7,302,637.35 = 1,672,799.92 : x - Step 2: Convert to fraction form
4,867,627.84/7,302,637.35 = 1,672,799.92/x - Step 3: Cross multiply
4,867,627.84x = 7,302,637.35 × 1,672,799.92 - Step 4: Simplify right side
4,867,627.84x = 12,215,851,156,612.42 - Step 5: Solve for x
x = 12,215,851,156,612.42/4,867,627.84 - Step 6: Final answer
x = 2,509,610.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.