Finding the Fourth Proportional to 1,510,538.99, 2,084,598.80 and 822,177.57
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Solution
The fourth proportional to 1,510,538.99, 2,084,598.80 and 822,177.57 is: 1,134,634.98
Step by Step Solution
- Step 1: Write the proportion equation
1,510,538.99 : 2,084,598.80 = 822,177.57 : x - Step 2: Convert to fraction form
1,510,538.99/2,084,598.80 = 822,177.57/x - Step 3: Cross multiply
1,510,538.99x = 2,084,598.80 × 822,177.57 - Step 4: Simplify right side
1,510,538.99x = 1,713,910,371,698.03 - Step 5: Solve for x
x = 1,713,910,371,698.03/1,510,538.99 - Step 6: Final answer
x = 1,134,634.98
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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.