Finding the Fourth Proportional to 1,135,292.48, 1,566,716.16 and 626,013.12
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Solution
The fourth proportional to 1,135,292.48, 1,566,716.16 and 626,013.12 is: 863,905.02
Step by Step Solution
- Step 1: Write the proportion equation
1,135,292.48 : 1,566,716.16 = 626,013.12 : x - Step 2: Convert to fraction form
1,135,292.48/1,566,716.16 = 626,013.12/x - Step 3: Cross multiply
1,135,292.48x = 1,566,716.16 × 626,013.12 - Step 4: Simplify right side
1,135,292.48x = 980,784,871,476.02 - Step 5: Solve for x
x = 980,784,871,476.02/1,135,292.48 - Step 6: Final answer
x = 863,905.02
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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.