Finding the Fourth Proportional to 1,495,152.74, 2,063,310.80 and 816,089.24
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Solution
The fourth proportional to 1,495,152.74, 2,063,310.80 and 816,089.24 is: 1,126,203.16
Step by Step Solution
- Step 1: Write the proportion equation
1,495,152.74 : 2,063,310.80 = 816,089.24 : x - Step 2: Convert to fraction form
1,495,152.74/2,063,310.80 = 816,089.24/x - Step 3: Cross multiply
1,495,152.74x = 2,063,310.80 × 816,089.24 - Step 4: Simplify right side
1,495,152.74x = 1,683,845,728,258.79 - Step 5: Solve for x
x = 1,683,845,728,258.79/1,495,152.74 - Step 6: Final answer
x = 1,126,203.16
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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.