Finding the Fourth Proportional to 4,316,909.39, 6,474,236.40 and 1,283,458.38
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Solution
The fourth proportional to 4,316,909.39, 6,474,236.40 and 1,283,458.38 is: 1,924,852.30
Step by Step Solution
- Step 1: Write the proportion equation
4,316,909.39 : 6,474,236.40 = 1,283,458.38 : x - Step 2: Convert to fraction form
4,316,909.39/6,474,236.40 = 1,283,458.38/x - Step 3: Cross multiply
4,316,909.39x = 6,474,236.40 × 1,283,458.38 - Step 4: Simplify right side
4,316,909.39x = 8,309,412,961,681.03 - Step 5: Solve for x
x = 8,309,412,961,681.03/4,316,909.39 - Step 6: Final answer
x = 1,924,852.30
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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.