Finding the Fourth Proportional to 1,363,817.16, 2,045,652.12 and 417,187.98
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Solution
The fourth proportional to 1,363,817.16, 2,045,652.12 and 417,187.98 is: 625,759.45
Step by Step Solution
- Step 1: Write the proportion equation
1,363,817.16 : 2,045,652.12 = 417,187.98 : x - Step 2: Convert to fraction form
1,363,817.16/2,045,652.12 = 417,187.98/x - Step 3: Cross multiply
1,363,817.16x = 2,045,652.12 × 417,187.98 - Step 4: Simplify right side
1,363,817.16x = 853,421,475,725.52 - Step 5: Solve for x
x = 853,421,475,725.52/1,363,817.16 - Step 6: Final answer
x = 625,759.45
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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.