Finding the Fourth Proportional to 822,389.05, 1,135,208.98 and 736,192.80
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Solution
The fourth proportional to 822,389.05, 1,135,208.98 and 736,192.80 is: 1,016,225.44
Step by Step Solution
- Step 1: Write the proportion equation
822,389.05 : 1,135,208.98 = 736,192.80 : x - Step 2: Convert to fraction form
822,389.05/1,135,208.98 = 736,192.80/x - Step 3: Cross multiply
822,389.05x = 1,135,208.98 × 736,192.80 - Step 4: Simplify right side
822,389.05x = 835,732,674,350.50 - Step 5: Solve for x
x = 835,732,674,350.50/822,389.05 - Step 6: Final answer
x = 1,016,225.44
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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.