Finding the Fourth Proportional to 1,004,716.61, 1,507,124.12 and 405,602.99
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Solution
The fourth proportional to 1,004,716.61, 1,507,124.12 and 405,602.99 is: 608,424.36
Step by Step Solution
- Step 1: Write the proportion equation
1,004,716.61 : 1,507,124.12 = 405,602.99 : x - Step 2: Convert to fraction form
1,004,716.61/1,507,124.12 = 405,602.99/x - Step 3: Cross multiply
1,004,716.61x = 1,507,124.12 × 405,602.99 - Step 4: Simplify right side
1,004,716.61x = 611,294,056,220.29 - Step 5: Solve for x
x = 611,294,056,220.29/1,004,716.61 - Step 6: Final answer
x = 608,424.36
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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.