Finding the Fourth Proportional to 1,584,708.10, 2,186,881.10 and 859,540.24
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Solution
The fourth proportional to 1,584,708.10, 2,186,881.10 and 859,540.24 is: 1,186,156.80
Step by Step Solution
- Step 1: Write the proportion equation
1,584,708.10 : 2,186,881.10 = 859,540.24 : x - Step 2: Convert to fraction form
1,584,708.10/2,186,881.10 = 859,540.24/x - Step 3: Cross multiply
1,584,708.10x = 2,186,881.10 × 859,540.24 - Step 4: Simplify right side
1,584,708.10x = 1,879,712,290,313.36 - Step 5: Solve for x
x = 1,879,712,290,313.36/1,584,708.10 - Step 6: Final answer
x = 1,186,156.80
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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.