Finding the Fourth Proportional to 2,218,533.60, 3,329,355.60 and 957,266.40
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Solution
The fourth proportional to 2,218,533.60, 3,329,355.60 and 957,266.40 is: 1,436,570.65
Step by Step Solution
- Step 1: Write the proportion equation
2,218,533.60 : 3,329,355.60 = 957,266.40 : x - Step 2: Convert to fraction form
2,218,533.60/3,329,355.60 = 957,266.40/x - Step 3: Cross multiply
2,218,533.60x = 3,329,355.60 × 957,266.40 - Step 4: Simplify right side
2,218,533.60x = 3,187,080,249,531.84 - Step 5: Solve for x
x = 3,187,080,249,531.84/2,218,533.60 - Step 6: Final answer
x = 1,436,570.65
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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.