Finding the Fourth Proportional to 4,282,533.90, 5,909,869.08 and 2,447,553.42
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Solution
The fourth proportional to 4,282,533.90, 5,909,869.08 and 2,447,553.42 is: 3,377,607.89
Step by Step Solution
- Step 1: Write the proportion equation
4,282,533.90 : 5,909,869.08 = 2,447,553.42 : x - Step 2: Convert to fraction form
4,282,533.90/5,909,869.08 = 2,447,553.42/x - Step 3: Cross multiply
4,282,533.90x = 5,909,869.08 × 2,447,553.42 - Step 4: Simplify right side
4,282,533.90x = 14,464,720,278,506.25 - Step 5: Solve for x
x = 14,464,720,278,506.25/4,282,533.90 - Step 6: Final answer
x = 3,377,607.89
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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.