Finding the Fourth Proportional to 1,133,409, 1,564,104.42 and 624,110.16
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Solution
The fourth proportional to 1,133,409, 1,564,104.42 and 624,110.16 is: 861,272.02
Step by Step Solution
- Step 1: Write the proportion equation
1,133,409 : 1,564,104.42 = 624,110.16 : x - Step 2: Convert to fraction form
1,133,409/1,564,104.42 = 624,110.16/x - Step 3: Cross multiply
1,133,409x = 1,564,104.42 × 624,110.16 - Step 4: Simplify right side
1,133,409x = 976,173,459,822.91 - Step 5: Solve for x
x = 976,173,459,822.91/1,133,409 - Step 6: Final answer
x = 861,272.02
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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.