Finding the Fourth Proportional to 1,549,701.60, 2,324,552.40 and 1,121,227.30
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Solution
The fourth proportional to 1,549,701.60, 2,324,552.40 and 1,121,227.30 is: 1,681,840.95
Step by Step Solution
- Step 1: Write the proportion equation
1,549,701.60 : 2,324,552.40 = 1,121,227.30 : x - Step 2: Convert to fraction form
1,549,701.60/2,324,552.40 = 1,121,227.30/x - Step 3: Cross multiply
1,549,701.60x = 2,324,552.40 × 1,121,227.30 - Step 4: Simplify right side
1,549,701.60x = 2,606,351,605,349.14 - Step 5: Solve for x
x = 2,606,351,605,349.14/1,549,701.60 - Step 6: Final answer
x = 1,681,840.95
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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.