Finding the Fourth Proportional to 1,475,176.27, 2,213,158.17 and 528,642.67
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Solution
The fourth proportional to 1,475,176.27, 2,213,158.17 and 528,642.67 is: 793,105.11
Step by Step Solution
- Step 1: Write the proportion equation
1,475,176.27 : 2,213,158.17 = 528,642.67 : x - Step 2: Convert to fraction form
1,475,176.27/2,213,158.17 = 528,642.67/x - Step 3: Cross multiply
1,475,176.27x = 2,213,158.17 × 528,642.67 - Step 4: Simplify right side
1,475,176.27x = 1,169,969,844,121.11 - Step 5: Solve for x
x = 1,169,969,844,121.11/1,475,176.27 - Step 6: Final answer
x = 793,105.11
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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.