Finding the Fourth Proportional to 1,722,069.11, 2,376,454.68 and 947,699.95
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Solution
The fourth proportional to 1,722,069.11, 2,376,454.68 and 947,699.95 is: 1,307,825.55
Step by Step Solution
- Step 1: Write the proportion equation
1,722,069.11 : 2,376,454.68 = 947,699.95 : x - Step 2: Convert to fraction form
1,722,069.11/2,376,454.68 = 947,699.95/x - Step 3: Cross multiply
1,722,069.11x = 2,376,454.68 × 947,699.95 - Step 4: Simplify right side
1,722,069.11x = 2,252,165,983,782.52 - Step 5: Solve for x
x = 2,252,165,983,782.52/1,722,069.11 - Step 6: Final answer
x = 1,307,825.55
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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.