Finding the Fourth Proportional to 1,121,033, 1,547,058.34 and 611,768.18
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Solution
The fourth proportional to 1,121,033, 1,547,058.34 and 611,768.18 is: 844,257.99
Step by Step Solution
- Step 1: Write the proportion equation
1,121,033 : 1,547,058.34 = 611,768.18 : x - Step 2: Convert to fraction form
1,121,033/1,547,058.34 = 611,768.18/x - Step 3: Cross multiply
1,121,033x = 1,547,058.34 × 611,768.18 - Step 4: Simplify right side
1,121,033x = 946,441,065,015.62 - Step 5: Solve for x
x = 946,441,065,015.62/1,121,033 - Step 6: Final answer
x = 844,257.99
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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.