Finding the Fourth Proportional to 4,368,580.64, 6,555,823.46 and 1,528,717.40
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Solution
The fourth proportional to 4,368,580.64, 6,555,823.46 and 1,528,717.40 is: 2,294,109.28
Step by Step Solution
- Step 1: Write the proportion equation
4,368,580.64 : 6,555,823.46 = 1,528,717.40 : x - Step 2: Convert to fraction form
4,368,580.64/6,555,823.46 = 1,528,717.40/x - Step 3: Cross multiply
4,368,580.64x = 6,555,823.46 × 1,528,717.40 - Step 4: Simplify right side
4,368,580.64x = 10,022,001,394,630.20 - Step 5: Solve for x
x = 10,022,001,394,630.20/4,368,580.64 - Step 6: Final answer
x = 2,294,109.28
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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.