Finding the Fourth Proportional to 1,804,354.48, 2,490,007.80 and 988,609.06
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Solution
The fourth proportional to 1,804,354.48, 2,490,007.80 and 988,609.06 is: 1,364,279.75
Step by Step Solution
- Step 1: Write the proportion equation
1,804,354.48 : 2,490,007.80 = 988,609.06 : x - Step 2: Convert to fraction form
1,804,354.48/2,490,007.80 = 988,609.06/x - Step 3: Cross multiply
1,804,354.48x = 2,490,007.80 × 988,609.06 - Step 4: Simplify right side
1,804,354.48x = 2,461,644,270,550.67 - Step 5: Solve for x
x = 2,461,644,270,550.67/1,804,354.48 - Step 6: Final answer
x = 1,364,279.75
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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.