Finding the Fourth Proportional to 1,512,000.56, 2,268,017.76 and 647,319.08
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Solution
The fourth proportional to 1,512,000.56, 2,268,017.76 and 647,319.08 is: 970,985.86
Step by Step Solution
- Step 1: Write the proportion equation
1,512,000.56 : 2,268,017.76 = 647,319.08 : x - Step 2: Convert to fraction form
1,512,000.56/2,268,017.76 = 647,319.08/x - Step 3: Cross multiply
1,512,000.56x = 2,268,017.76 × 647,319.08 - Step 4: Simplify right side
1,512,000.56x = 1,468,131,169,826.86 - Step 5: Solve for x
x = 1,468,131,169,826.86/1,512,000.56 - Step 6: Final answer
x = 970,985.86
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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.