Finding the Fourth Proportional to 1,532,547.86, 2,115,082.14 and 844,290.23
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Solution
The fourth proportional to 1,532,547.86, 2,115,082.14 and 844,290.23 is: 1,165,212.02
Step by Step Solution
- Step 1: Write the proportion equation
1,532,547.86 : 2,115,082.14 = 844,290.23 : x - Step 2: Convert to fraction form
1,532,547.86/2,115,082.14 = 844,290.23/x - Step 3: Cross multiply
1,532,547.86x = 2,115,082.14 × 844,290.23 - Step 4: Simplify right side
1,532,547.86x = 1,785,743,186,449.49 - Step 5: Solve for x
x = 1,785,743,186,449.49/1,532,547.86 - Step 6: Final answer
x = 1,165,212.02
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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.