Finding the Fourth Proportional to 2,418,214.25, 3,337,187.34 and 1,330,488.95
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Solution
The fourth proportional to 2,418,214.25, 3,337,187.34 and 1,330,488.95 is: 1,836,103.18
Step by Step Solution
- Step 1: Write the proportion equation
2,418,214.25 : 3,337,187.34 = 1,330,488.95 : x - Step 2: Convert to fraction form
2,418,214.25/3,337,187.34 = 1,330,488.95/x - Step 3: Cross multiply
2,418,214.25x = 3,337,187.34 × 1,330,488.95 - Step 4: Simplify right side
2,418,214.25x = 4,440,090,863,263.96 - Step 5: Solve for x
x = 4,440,090,863,263.96/2,418,214.25 - Step 6: Final answer
x = 1,836,103.18
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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.