Finding the Fourth Proportional to 1,610,092.60, 2,221,929.58 and 884,940.12
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Solution
The fourth proportional to 1,610,092.60, 2,221,929.58 and 884,940.12 is: 1,221,218.35
Step by Step Solution
- Step 1: Write the proportion equation
1,610,092.60 : 2,221,929.58 = 884,940.12 : x - Step 2: Convert to fraction form
1,610,092.60/2,221,929.58 = 884,940.12/x - Step 3: Cross multiply
1,610,092.60x = 2,221,929.58 × 884,940.12 - Step 4: Simplify right side
1,610,092.60x = 1,966,274,629,156.75 - Step 5: Solve for x
x = 1,966,274,629,156.75/1,610,092.60 - Step 6: Final answer
x = 1,221,218.35
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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.