Finding the Fourth Proportional to 1,160,637.12, 1,601,680.08 and 651,339.42
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Solution
The fourth proportional to 1,160,637.12, 1,601,680.08 and 651,339.42 is: 898,848.88
Step by Step Solution
- Step 1: Write the proportion equation
1,160,637.12 : 1,601,680.08 = 651,339.42 : x - Step 2: Convert to fraction form
1,160,637.12/1,601,680.08 = 651,339.42/x - Step 3: Cross multiply
1,160,637.12x = 1,601,680.08 × 651,339.42 - Step 4: Simplify right side
1,160,637.12x = 1,043,237,374,332.75 - Step 5: Solve for x
x = 1,043,237,374,332.75/1,160,637.12 - Step 6: Final answer
x = 898,848.88
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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.