Finding the Fourth Proportional to 1,784,294.75, 2,462,263.04 and 1,009,908.97
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Solution
The fourth proportional to 1,784,294.75, 2,462,263.04 and 1,009,908.97 is: 1,393,638.31
Step by Step Solution
- Step 1: Write the proportion equation
1,784,294.75 : 2,462,263.04 = 1,009,908.97 : x - Step 2: Convert to fraction form
1,784,294.75/2,462,263.04 = 1,009,908.97/x - Step 3: Cross multiply
1,784,294.75x = 2,462,263.04 × 1,009,908.97 - Step 4: Simplify right side
1,784,294.75x = 2,486,661,521,915.04 - Step 5: Solve for x
x = 2,486,661,521,915.04/1,784,294.75 - Step 6: Final answer
x = 1,393,638.31
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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.