Finding the Fourth Proportional to 2,016,645.99, 2,782,935.60 and 1,098,881.57
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Solution
The fourth proportional to 2,016,645.99, 2,782,935.60 and 1,098,881.57 is: 1,516,437.02
Step by Step Solution
- Step 1: Write the proportion equation
2,016,645.99 : 2,782,935.60 = 1,098,881.57 : x - Step 2: Convert to fraction form
2,016,645.99/2,782,935.60 = 1,098,881.57/x - Step 3: Cross multiply
2,016,645.99x = 2,782,935.60 × 1,098,881.57 - Step 4: Simplify right side
2,016,645.99x = 3,058,116,627,422.21 - Step 5: Solve for x
x = 3,058,116,627,422.21/2,016,645.99 - Step 6: Final answer
x = 1,516,437.02
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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.