Finding the Fourth Proportional to 1,838,950.61, 2,758,398.17 and 827,358.20
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Solution
The fourth proportional to 1,838,950.61, 2,758,398.17 and 827,358.20 is: 1,241,024.82
Step by Step Solution
- Step 1: Write the proportion equation
1,838,950.61 : 2,758,398.17 = 827,358.20 : x - Step 2: Convert to fraction form
1,838,950.61/2,758,398.17 = 827,358.20/x - Step 3: Cross multiply
1,838,950.61x = 2,758,398.17 × 827,358.20 - Step 4: Simplify right side
1,838,950.61x = 2,282,183,344,210.54 - Step 5: Solve for x
x = 2,282,183,344,210.54/1,838,950.61 - Step 6: Final answer
x = 1,241,024.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.