Finding the Fourth Proportional to 2,515,657.80, 3,471,670.18 and 1,369,801.02
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Solution
The fourth proportional to 2,515,657.80, 3,471,670.18 and 1,369,801.02 is: 1,890,359.39
Step by Step Solution
- Step 1: Write the proportion equation
2,515,657.80 : 3,471,670.18 = 1,369,801.02 : x - Step 2: Convert to fraction form
2,515,657.80/3,471,670.18 = 1,369,801.02/x - Step 3: Cross multiply
2,515,657.80x = 3,471,670.18 × 1,369,801.02 - Step 4: Simplify right side
2,515,657.80x = 4,755,497,353,667.58 - Step 5: Solve for x
x = 4,755,497,353,667.58/2,515,657.80 - Step 6: Final answer
x = 1,890,359.39
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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.