Finding the Fourth Proportional to 4,176,294.71, 6,266,454.11 and 2,154,631.91
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Solution
The fourth proportional to 4,176,294.71, 6,266,454.11 and 2,154,631.91 is: 3,232,985.91
Step by Step Solution
- Step 1: Write the proportion equation
4,176,294.71 : 6,266,454.11 = 2,154,631.91 : x - Step 2: Convert to fraction form
4,176,294.71/6,266,454.11 = 2,154,631.91/x - Step 3: Cross multiply
4,176,294.71x = 6,266,454.11 × 2,154,631.91 - Step 4: Simplify right side
4,176,294.71x = 13,501,901,945,851.22 - Step 5: Solve for x
x = 13,501,901,945,851.22/4,176,294.71 - Step 6: Final answer
x = 3,232,985.91
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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.