Finding the Fourth Proportional to 1,889,228.21, 2,832,164.06 and 736,207.86
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Solution
The fourth proportional to 1,889,228.21, 2,832,164.06 and 736,207.86 is: 1,103,657.79
Step by Step Solution
- Step 1: Write the proportion equation
1,889,228.21 : 2,832,164.06 = 736,207.86 : x - Step 2: Convert to fraction form
1,889,228.21/2,832,164.06 = 736,207.86/x - Step 3: Cross multiply
1,889,228.21x = 2,832,164.06 × 736,207.86 - Step 4: Simplify right side
1,889,228.21x = 2,085,061,438,100.47 - Step 5: Solve for x
x = 2,085,061,438,100.47/1,889,228.21 - Step 6: Final answer
x = 1,103,657.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.