Finding the Fourth Proportional to 1,452,364.16, 2,004,122.14 and 840,394.84
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Solution
The fourth proportional to 1,452,364.16, 2,004,122.14 and 840,394.84 is: 1,159,663.64
Step by Step Solution
- Step 1: Write the proportion equation
1,452,364.16 : 2,004,122.14 = 840,394.84 : x - Step 2: Convert to fraction form
1,452,364.16/2,004,122.14 = 840,394.84/x - Step 3: Cross multiply
1,452,364.16x = 2,004,122.14 × 840,394.84 - Step 4: Simplify right side
1,452,364.16x = 1,684,253,905,185.76 - Step 5: Solve for x
x = 1,684,253,905,185.76/1,452,364.16 - Step 6: Final answer
x = 1,159,663.64
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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.