Finding the Fourth Proportional to 2,411,318.23, 3,326,105.53 and 1,430,562.91
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Solution
The fourth proportional to 2,411,318.23, 3,326,105.53 and 1,430,562.91 is: 1,973,278.82
Step by Step Solution
- Step 1: Write the proportion equation
2,411,318.23 : 3,326,105.53 = 1,430,562.91 : x - Step 2: Convert to fraction form
2,411,318.23/3,326,105.53 = 1,430,562.91/x - Step 3: Cross multiply
2,411,318.23x = 3,326,105.53 × 1,430,562.91 - Step 4: Simplify right side
2,411,318.23x = 4,758,203,196,469.48 - Step 5: Solve for x
x = 4,758,203,196,469.48/2,411,318.23 - Step 6: Final answer
x = 1,973,278.82
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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.