Finding the Fourth Proportional to 1,617,497.70, 2,426,246.55 and 1,244,249.70
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Solution
The fourth proportional to 1,617,497.70, 2,426,246.55 and 1,244,249.70 is: 1,866,374.55
Step by Step Solution
- Step 1: Write the proportion equation
1,617,497.70 : 2,426,246.55 = 1,244,249.70 : x - Step 2: Convert to fraction form
1,617,497.70/2,426,246.55 = 1,244,249.70/x - Step 3: Cross multiply
1,617,497.70x = 2,426,246.55 × 1,244,249.70 - Step 4: Simplify right side
1,617,497.70x = 3,018,856,541,963.53 - Step 5: Solve for x
x = 3,018,856,541,963.53/1,617,497.70 - Step 6: Final answer
x = 1,866,374.55
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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.