Finding the Fourth Proportional to 4,282,453.80, 5,909,241.60 and 2,447,031.06
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Solution
The fourth proportional to 4,282,453.80, 5,909,241.60 and 2,447,031.06 is: 3,376,591.65
Step by Step Solution
- Step 1: Write the proportion equation
4,282,453.80 : 5,909,241.60 = 2,447,031.06 : x - Step 2: Convert to fraction form
4,282,453.80/5,909,241.60 = 2,447,031.06/x - Step 3: Cross multiply
4,282,453.80x = 5,909,241.60 × 2,447,031.06 - Step 4: Simplify right side
4,282,453.80x = 14,460,097,736,244.10 - Step 5: Solve for x
x = 14,460,097,736,244.10/4,282,453.80 - Step 6: Final answer
x = 3,376,591.65
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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.