Finding the Fourth Proportional to 4,668,521.72, 6,442,547.24 and 2,603,539.53
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Solution
The fourth proportional to 4,668,521.72, 6,442,547.24 and 2,603,539.53 is: 3,592,877.45
Step by Step Solution
- Step 1: Write the proportion equation
4,668,521.72 : 6,442,547.24 = 2,603,539.53 : x - Step 2: Convert to fraction form
4,668,521.72/6,442,547.24 = 2,603,539.53/x - Step 3: Cross multiply
4,668,521.72x = 6,442,547.24 × 2,603,539.53 - Step 4: Simplify right side
4,668,521.72x = 16,773,426,405,096.34 - Step 5: Solve for x
x = 16,773,426,405,096.34/4,668,521.72 - Step 6: Final answer
x = 3,592,877.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.