Finding the Fourth Proportional to 3,553,462.44, 4,903,778.12 and 1,921,869.95
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Solution
The fourth proportional to 3,553,462.44, 4,903,778.12 and 1,921,869.95 is: 2,652,180.50
Step by Step Solution
- Step 1: Write the proportion equation
3,553,462.44 : 4,903,778.12 = 1,921,869.95 : x - Step 2: Convert to fraction form
3,553,462.44/4,903,778.12 = 1,921,869.95/x - Step 3: Cross multiply
3,553,462.44x = 4,903,778.12 × 1,921,869.95 - Step 4: Simplify right side
3,553,462.44x = 9,424,423,776,167.25 - Step 5: Solve for x
x = 9,424,423,776,167.25/3,553,462.44 - Step 6: Final answer
x = 2,652,180.50
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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.