Finding the Fourth Proportional to 2,445,716.07, 3,652,104.74 and 1,997,326.40
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Solution
The fourth proportional to 2,445,716.07, 3,652,104.74 and 1,997,326.40 is: 2,982,539.66
Step by Step Solution
- Step 1: Write the proportion equation
2,445,716.07 : 3,652,104.74 = 1,997,326.40 : x - Step 2: Convert to fraction form
2,445,716.07/3,652,104.74 = 1,997,326.40/x - Step 3: Cross multiply
2,445,716.07x = 3,652,104.74 × 1,997,326.40 - Step 4: Simplify right side
2,445,716.07x = 7,294,445,184,519.98 - Step 5: Solve for x
x = 7,294,445,184,519.98/2,445,716.07 - Step 6: Final answer
x = 2,982,539.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.