Finding the Fourth Proportional to 1,609,860.36, 2,415,897.71 and 663,231.08
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Solution
The fourth proportional to 1,609,860.36, 2,415,897.71 and 663,231.08 is: 995,302.76
Step by Step Solution
- Step 1: Write the proportion equation
1,609,860.36 : 2,415,897.71 = 663,231.08 : x - Step 2: Convert to fraction form
1,609,860.36/2,415,897.71 = 663,231.08/x - Step 3: Cross multiply
1,609,860.36x = 2,415,897.71 × 663,231.08 - Step 4: Simplify right side
1,609,860.36x = 1,602,298,455,070.65 - Step 5: Solve for x
x = 1,602,298,455,070.65/1,609,860.36 - Step 6: Final answer
x = 995,302.76
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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.