Finding the Fourth Proportional to 1,643,850.35, 2,465,780.14 and 506,575.84
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Solution
The fourth proportional to 1,643,850.35, 2,465,780.14 and 506,575.84 is: 759,865.17
Step by Step Solution
- Step 1: Write the proportion equation
1,643,850.35 : 2,465,780.14 = 506,575.84 : x - Step 2: Convert to fraction form
1,643,850.35/2,465,780.14 = 506,575.84/x - Step 3: Cross multiply
1,643,850.35x = 2,465,780.14 × 506,575.84 - Step 4: Simplify right side
1,643,850.35x = 1,249,104,631,872.02 - Step 5: Solve for x
x = 1,249,104,631,872.02/1,643,850.35 - Step 6: Final answer
x = 759,865.17
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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.