Finding the Fourth Proportional to 1,348,841.00, 2,013,421.62 and 1,178,586.38
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Solution
The fourth proportional to 1,348,841.00, 2,013,421.62 and 1,178,586.38 is: 1,759,281.71
Step by Step Solution
- Step 1: Write the proportion equation
1,348,841.00 : 2,013,421.62 = 1,178,586.38 : x - Step 2: Convert to fraction form
1,348,841.00/2,013,421.62 = 1,178,586.38/x - Step 3: Cross multiply
1,348,841.00x = 2,013,421.62 × 1,178,586.38 - Step 4: Simplify right side
1,348,841.00x = 2,372,991,288,462.43 - Step 5: Solve for x
x = 2,372,991,288,462.43/1,348,841.00 - Step 6: Final answer
x = 1,759,281.71
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.