Finding the Fourth Proportional to 1,873,058.72, 2,584,839.26 and 1,013,636.84
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Solution
The fourth proportional to 1,873,058.72, 2,584,839.26 and 1,013,636.84 is: 1,398,828.70
Step by Step Solution
- Step 1: Write the proportion equation
1,873,058.72 : 2,584,839.26 = 1,013,636.84 : x - Step 2: Convert to fraction form
1,873,058.72/2,584,839.26 = 1,013,636.84/x - Step 3: Cross multiply
1,873,058.72x = 2,584,839.26 × 1,013,636.84 - Step 4: Simplify right side
1,873,058.72x = 2,620,088,289,024.23 - Step 5: Solve for x
x = 2,620,088,289,024.23/1,873,058.72 - Step 6: Final answer
x = 1,398,828.70
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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.