Finding the Fourth Proportional to 1,490,024.88, 2,235,370.49 and 543,395.59
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Solution
The fourth proportional to 1,490,024.88, 2,235,370.49 and 543,395.59 is: 815,214.89
Step by Step Solution
- Step 1: Write the proportion equation
1,490,024.88 : 2,235,370.49 = 543,395.59 : x - Step 2: Convert to fraction form
1,490,024.88/2,235,370.49 = 543,395.59/x - Step 3: Cross multiply
1,490,024.88x = 2,235,370.49 × 543,395.59 - Step 4: Simplify right side
1,490,024.88x = 1,214,690,466,282.14 - Step 5: Solve for x
x = 1,214,690,466,282.14/1,490,024.88 - Step 6: Final answer
x = 815,214.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.