Finding the Fourth Proportional to 1,622,593.40, 2,239,246.62 and 934,248.11
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Solution
The fourth proportional to 1,622,593.40, 2,239,246.62 and 934,248.11 is: 1,289,301.38
Step by Step Solution
- Step 1: Write the proportion equation
1,622,593.40 : 2,239,246.62 = 934,248.11 : x - Step 2: Convert to fraction form
1,622,593.40/2,239,246.62 = 934,248.11/x - Step 3: Cross multiply
1,622,593.40x = 2,239,246.62 × 934,248.11 - Step 4: Simplify right side
1,622,593.40x = 2,092,011,911,362.66 - Step 5: Solve for x
x = 2,092,011,911,362.66/1,622,593.40 - Step 6: Final answer
x = 1,289,301.38
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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.