Finding the Fourth Proportional to 3,273,114.47, 4,909,950.35 and 999,149.63
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Solution
The fourth proportional to 3,273,114.47, 4,909,950.35 and 999,149.63 is: 1,498,809.50
Step by Step Solution
- Step 1: Write the proportion equation
3,273,114.47 : 4,909,950.35 = 999,149.63 : x - Step 2: Convert to fraction form
3,273,114.47/4,909,950.35 = 999,149.63/x - Step 3: Cross multiply
3,273,114.47x = 4,909,950.35 × 999,149.63 - Step 4: Simplify right side
3,273,114.47x = 4,905,775,070,525.12 - Step 5: Solve for x
x = 4,905,775,070,525.12/3,273,114.47 - Step 6: Final answer
x = 1,498,809.50
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1.5x scale
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.