Finding the Fourth Proportional to 1,339,368.84, 1,847,808.05 and 758,458.58
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Solution
The fourth proportional to 1,339,368.84, 1,847,808.05 and 758,458.58 is: 1,046,377.83
Step by Step Solution
- Step 1: Write the proportion equation
1,339,368.84 : 1,847,808.05 = 758,458.58 : x - Step 2: Convert to fraction form
1,339,368.84/1,847,808.05 = 758,458.58/x - Step 3: Cross multiply
1,339,368.84x = 1,847,808.05 × 758,458.58 - Step 4: Simplify right side
1,339,368.84x = 1,401,485,856,684.24 - Step 5: Solve for x
x = 1,401,485,856,684.24/1,339,368.84 - Step 6: Final answer
x = 1,046,377.83
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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.