Finding the Fourth Proportional to 5,098,756.47, 7,036,068.41 and 2,775,600.63
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Solution
The fourth proportional to 5,098,756.47, 7,036,068.41 and 2,775,600.63 is: 3,830,211.55
Step by Step Solution
- Step 1: Write the proportion equation
5,098,756.47 : 7,036,068.41 = 2,775,600.63 : x - Step 2: Convert to fraction form
5,098,756.47/7,036,068.41 = 2,775,600.63/x - Step 3: Cross multiply
5,098,756.47x = 7,036,068.41 × 2,775,600.63 - Step 4: Simplify right side
5,098,756.47x = 19,529,315,911,519.10 - Step 5: Solve for x
x = 19,529,315,911,519.10/5,098,756.47 - Step 6: Final answer
x = 3,830,211.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.