Finding the Fourth Proportional to 2,418,830.83, 3,337,943.37 and 1,316,224.63
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Solution
The fourth proportional to 2,418,830.83, 3,337,943.37 and 1,316,224.63 is: 1,816,366.50
Step by Step Solution
- Step 1: Write the proportion equation
2,418,830.83 : 3,337,943.37 = 1,316,224.63 : x - Step 2: Convert to fraction form
2,418,830.83/3,337,943.37 = 1,316,224.63/x - Step 3: Cross multiply
2,418,830.83x = 3,337,943.37 × 1,316,224.63 - Step 4: Simplify right side
2,418,830.83x = 4,393,483,277,139.20 - Step 5: Solve for x
x = 4,393,483,277,139.20/2,418,830.83 - Step 6: Final answer
x = 1,816,366.50
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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.