Finding the Fourth Proportional to 2,219,881.24, 3,320,201.07 and 1,306,888.02
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Solution
The fourth proportional to 2,219,881.24, 3,320,201.07 and 1,306,888.02 is: 1,954,668.08
Step by Step Solution
- Step 1: Write the proportion equation
2,219,881.24 : 3,320,201.07 = 1,306,888.02 : x - Step 2: Convert to fraction form
2,219,881.24/3,320,201.07 = 1,306,888.02/x - Step 3: Cross multiply
2,219,881.24x = 3,320,201.07 × 1,306,888.02 - Step 4: Simplify right side
2,219,881.24x = 4,339,131,002,374.18 - Step 5: Solve for x
x = 4,339,131,002,374.18/2,219,881.24 - Step 6: Final answer
x = 1,954,668.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.