Finding the Fourth Proportional to 1,856,132.70, 2,779,533.45 and 1,482,884.70
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Solution
The fourth proportional to 1,856,132.70, 2,779,533.45 and 1,482,884.70 is: 2,220,599.65
Step by Step Solution
- Step 1: Write the proportion equation
1,856,132.70 : 2,779,533.45 = 1,482,884.70 : x - Step 2: Convert to fraction form
1,856,132.70/2,779,533.45 = 1,482,884.70/x - Step 3: Cross multiply
1,856,132.70x = 2,779,533.45 × 1,482,884.70 - Step 4: Simplify right side
1,856,132.70x = 4,121,727,626,143.22 - Step 5: Solve for x
x = 4,121,727,626,143.22/1,856,132.70 - Step 6: Final answer
x = 2,220,599.65
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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.