Finding the Fourth Proportional to 2,426,657.40, 3,640,763.70 and 1,628,839.80
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Solution
The fourth proportional to 2,426,657.40, 3,640,763.70 and 1,628,839.80 is: 2,443,781.65
Step by Step Solution
- Step 1: Write the proportion equation
2,426,657.40 : 3,640,763.70 = 1,628,839.80 : x - Step 2: Convert to fraction form
2,426,657.40/3,640,763.70 = 1,628,839.80/x - Step 3: Cross multiply
2,426,657.40x = 3,640,763.70 × 1,628,839.80 - Step 4: Simplify right side
2,426,657.40x = 5,930,220,816,955.26 - Step 5: Solve for x
x = 5,930,220,816,955.26/2,426,657.40 - Step 6: Final answer
x = 2,443,781.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.