Finding the Fourth Proportional to 2,488,924.16, 3,729,913.60 and 1,881,212.80
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Solution
The fourth proportional to 2,488,924.16, 3,729,913.60 and 1,881,212.80 is: 2,819,194.46
Step by Step Solution
- Step 1: Write the proportion equation
2,488,924.16 : 3,729,913.60 = 1,881,212.80 : x - Step 2: Convert to fraction form
2,488,924.16/3,729,913.60 = 1,881,212.80/x - Step 3: Cross multiply
2,488,924.16x = 3,729,913.60 × 1,881,212.80 - Step 4: Simplify right side
2,488,924.16x = 7,016,761,207,214.08 - Step 5: Solve for x
x = 7,016,761,207,214.08/2,488,924.16 - Step 6: Final answer
x = 2,819,194.46
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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.