Finding the Fourth Proportional to 3,710,830.70, 5,566,246.05 and 2,217,838.70
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Solution
The fourth proportional to 3,710,830.70, 5,566,246.05 and 2,217,838.70 is: 3,326,758.05
Step by Step Solution
- Step 1: Write the proportion equation
3,710,830.70 : 5,566,246.05 = 2,217,838.70 : x - Step 2: Convert to fraction form
3,710,830.70/5,566,246.05 = 2,217,838.70/x - Step 3: Cross multiply
3,710,830.70x = 5,566,246.05 × 2,217,838.70 - Step 4: Simplify right side
3,710,830.70x = 12,345,035,903,412.13 - Step 5: Solve for x
x = 12,345,035,903,412.13/3,710,830.70 - Step 6: Final answer
x = 3,326,758.05
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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.