Finding the Fourth Proportional to 1,461,630.21, 2,017,062.74 and 808,300.19
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Solution
The fourth proportional to 1,461,630.21, 2,017,062.74 and 808,300.19 is: 1,115,461.49
Step by Step Solution
- Step 1: Write the proportion equation
1,461,630.21 : 2,017,062.74 = 808,300.19 : x - Step 2: Convert to fraction form
1,461,630.21/2,017,062.74 = 808,300.19/x - Step 3: Cross multiply
1,461,630.21x = 2,017,062.74 × 808,300.19 - Step 4: Simplify right side
1,461,630.21x = 1,630,392,203,047.33 - Step 5: Solve for x
x = 1,630,392,203,047.33/1,461,630.21 - Step 6: Final answer
x = 1,115,461.49
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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.