Finding the Fourth Proportional to 1,804,458.96, 2,490,058.19 and 1,030,059.05
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Solution
The fourth proportional to 1,804,458.96, 2,490,058.19 and 1,030,059.05 is: 1,421,427.15
Step by Step Solution
- Step 1: Write the proportion equation
1,804,458.96 : 2,490,058.19 = 1,030,059.05 : x - Step 2: Convert to fraction form
1,804,458.96/2,490,058.19 = 1,030,059.05/x - Step 3: Cross multiply
1,804,458.96x = 2,490,058.19 × 1,030,059.05 - Step 4: Simplify right side
1,804,458.96x = 2,564,906,963,760.98 - Step 5: Solve for x
x = 2,564,906,963,760.98/1,804,458.96 - Step 6: Final answer
x = 1,421,427.15
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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.