Finding the Fourth Proportional to 2,224,458.55, 3,069,633.54 and 1,257,531.19
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Solution
The fourth proportional to 2,224,458.55, 3,069,633.54 and 1,257,531.19 is: 1,735,325.62
Step by Step Solution
- Step 1: Write the proportion equation
2,224,458.55 : 3,069,633.54 = 1,257,531.19 : x - Step 2: Convert to fraction form
2,224,458.55/3,069,633.54 = 1,257,531.19/x - Step 3: Cross multiply
2,224,458.55x = 3,069,633.54 × 1,257,531.19 - Step 4: Simplify right side
2,224,458.55x = 3,860,159,918,420.11 - Step 5: Solve for x
x = 3,860,159,918,420.11/2,224,458.55 - Step 6: Final answer
x = 1,735,325.62
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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.