Finding the Fourth Proportional to 3,671,324.40, 5,506,986.60 and 2,325,007.20
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Solution
The fourth proportional to 3,671,324.40, 5,506,986.60 and 2,325,007.20 is: 3,487,510.80
Step by Step Solution
- Step 1: Write the proportion equation
3,671,324.40 : 5,506,986.60 = 2,325,007.20 : x - Step 2: Convert to fraction form
3,671,324.40/5,506,986.60 = 2,325,007.20/x - Step 3: Cross multiply
3,671,324.40x = 5,506,986.60 × 2,325,007.20 - Step 4: Simplify right side
3,671,324.40x = 12,803,783,495,303.52 - Step 5: Solve for x
x = 12,803,783,495,303.52/3,671,324.40 - Step 6: Final answer
x = 3,487,510.80
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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.