Finding the Fourth Proportional to 4,423,459.73, 6,622,461.25 and 3,961,886.09
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Solution
The fourth proportional to 4,423,459.73, 6,622,461.25 and 3,961,886.09 is: 5,931,428.95
Step by Step Solution
- Step 1: Write the proportion equation
4,423,459.73 : 6,622,461.25 = 3,961,886.09 : x - Step 2: Convert to fraction form
4,423,459.73/6,622,461.25 = 3,961,886.09/x - Step 3: Cross multiply
4,423,459.73x = 6,622,461.25 × 3,961,886.09 - Step 4: Simplify right side
4,423,459.73x = 26,237,437,064,921.99 - Step 5: Solve for x
x = 26,237,437,064,921.99/4,423,459.73 - Step 6: Final answer
x = 5,931,428.95
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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.