Finding the Fourth Proportional to 2,597,491.60, 3,896,237.40 and 1,640,897.80
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Solution
The fourth proportional to 2,597,491.60, 3,896,237.40 and 1,640,897.80 is: 2,461,346.70
Step by Step Solution
- Step 1: Write the proportion equation
2,597,491.60 : 3,896,237.40 = 1,640,897.80 : x - Step 2: Convert to fraction form
2,597,491.60/3,896,237.40 = 1,640,897.80/x - Step 3: Cross multiply
2,597,491.60x = 3,896,237.40 × 1,640,897.80 - Step 4: Simplify right side
2,597,491.60x = 6,393,327,377,937.72 - Step 5: Solve for x
x = 6,393,327,377,937.72/2,597,491.60 - Step 6: Final answer
x = 2,461,346.70
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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.