Finding the Fourth Proportional to 1,091,729.94, 1,506,567.24 and 608,284.68
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Solution
The fourth proportional to 1,091,729.94, 1,506,567.24 and 608,284.68 is: 839,421.67
Step by Step Solution
- Step 1: Write the proportion equation
1,091,729.94 : 1,506,567.24 = 608,284.68 : x - Step 2: Convert to fraction form
1,091,729.94/1,506,567.24 = 608,284.68/x - Step 3: Cross multiply
1,091,729.94x = 1,506,567.24 × 608,284.68 - Step 4: Simplify right side
1,091,729.94x = 916,421,771,481.88 - Step 5: Solve for x
x = 916,421,771,481.88/1,091,729.94 - Step 6: Final answer
x = 839,421.67
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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.