Finding the Fourth Proportional to 5,064,106.20, 7,596,171.66 and 1,277,589.12
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Solution
The fourth proportional to 5,064,106.20, 7,596,171.66 and 1,277,589.12 is: 1,916,386.80
Step by Step Solution
- Step 1: Write the proportion equation
5,064,106.20 : 7,596,171.66 = 1,277,589.12 : x - Step 2: Convert to fraction form
5,064,106.20/7,596,171.66 = 1,277,589.12/x - Step 3: Cross multiply
5,064,106.20x = 7,596,171.66 × 1,277,589.12 - Step 4: Simplify right side
5,064,106.20x = 9,704,786,266,468.34 - Step 5: Solve for x
x = 9,704,786,266,468.34/5,064,106.20 - Step 6: Final answer
x = 1,916,386.80
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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.