Finding the Fourth Proportional to 2,909,494.88, 4,364,140.32 and 887,657.12
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Solution
The fourth proportional to 2,909,494.88, 4,364,140.32 and 887,657.12 is: 1,331,454.56
Step by Step Solution
- Step 1: Write the proportion equation
2,909,494.88 : 4,364,140.32 = 887,657.12 : x - Step 2: Convert to fraction form
2,909,494.88/4,364,140.32 = 887,657.12/x - Step 3: Cross multiply
2,909,494.88x = 4,364,140.32 × 887,657.12 - Step 4: Simplify right side
2,909,494.88x = 3,873,860,227,727.08 - Step 5: Solve for x
x = 3,873,860,227,727.08/2,909,494.88 - Step 6: Final answer
x = 1,331,454.56
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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.