Finding the Fourth Proportional to 1,526,469.40, 2,289,963.30 and 816,304.60
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Solution
The fourth proportional to 1,526,469.40, 2,289,963.30 and 816,304.60 is: 1,224,595.51
Step by Step Solution
- Step 1: Write the proportion equation
1,526,469.40 : 2,289,963.30 = 816,304.60 : x - Step 2: Convert to fraction form
1,526,469.40/2,289,963.30 = 816,304.60/x - Step 3: Cross multiply
1,526,469.40x = 2,289,963.30 × 816,304.60 - Step 4: Simplify right side
1,526,469.40x = 1,869,307,575,621.18 - Step 5: Solve for x
x = 1,869,307,575,621.18/1,526,469.40 - Step 6: Final answer
x = 1,224,595.51
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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.