Finding the Fourth Proportional to 3,485,907.05, 4,810,244.99 and 1,937,070.30
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Solution
The fourth proportional to 3,485,907.05, 4,810,244.99 and 1,937,070.30 is: 2,672,986.57
Step by Step Solution
- Step 1: Write the proportion equation
3,485,907.05 : 4,810,244.99 = 1,937,070.30 : x - Step 2: Convert to fraction form
3,485,907.05/4,810,244.99 = 1,937,070.30/x - Step 3: Cross multiply
3,485,907.05x = 4,810,244.99 × 1,937,070.30 - Step 4: Simplify right side
3,485,907.05x = 9,317,782,710,695.47 - Step 5: Solve for x
x = 9,317,782,710,695.47/3,485,907.05 - Step 6: Final answer
x = 2,672,986.57
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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.