Finding the Fourth Proportional to 4,210,403.66, 6,312,890.11 and 1,651,877.18
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Solution
The fourth proportional to 4,210,403.66, 6,312,890.11 and 1,651,877.18 is: 2,476,750.44
Step by Step Solution
- Step 1: Write the proportion equation
4,210,403.66 : 6,312,890.11 = 1,651,877.18 : x - Step 2: Convert to fraction form
4,210,403.66/6,312,890.11 = 1,651,877.18/x - Step 3: Cross multiply
4,210,403.66x = 6,312,890.11 × 1,651,877.18 - Step 4: Simplify right side
4,210,403.66x = 10,428,119,110,601.60 - Step 5: Solve for x
x = 10,428,119,110,601.60/4,210,403.66 - Step 6: Final answer
x = 2,476,750.44
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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.