Finding the Fourth Proportional to 1,336,113.51, 1,842,646.11 and 1,041,836.17
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Solution
The fourth proportional to 1,336,113.51, 1,842,646.11 and 1,041,836.17 is: 1,436,805.59
Step by Step Solution
- Step 1: Write the proportion equation
1,336,113.51 : 1,842,646.11 = 1,041,836.17 : x - Step 2: Convert to fraction form
1,336,113.51/1,842,646.11 = 1,041,836.17/x - Step 3: Cross multiply
1,336,113.51x = 1,842,646.11 × 1,041,836.17 - Step 4: Simplify right side
1,336,113.51x = 1,919,735,361,301.18 - Step 5: Solve for x
x = 1,919,735,361,301.18/1,336,113.51 - Step 6: Final answer
x = 1,436,805.59
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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.