Finding the Fourth Proportional to 1,885,307.76, 2,827,961.64 and 1,552,183.92
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Solution
The fourth proportional to 1,885,307.76, 2,827,961.64 and 1,552,183.92 is: 2,328,275.88
Step by Step Solution
- Step 1: Write the proportion equation
1,885,307.76 : 2,827,961.64 = 1,552,183.92 : x - Step 2: Convert to fraction form
1,885,307.76/2,827,961.64 = 1,552,183.92/x - Step 3: Cross multiply
1,885,307.76x = 2,827,961.64 × 1,552,183.92 - Step 4: Simplify right side
1,885,307.76x = 4,389,516,583,984.83 - Step 5: Solve for x
x = 4,389,516,583,984.83/1,885,307.76 - Step 6: Final answer
x = 2,328,275.88
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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.