Finding the Fourth Proportional to 1,167,330.30, 1,749,355.20 and 927,853.80
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Solution
The fourth proportional to 1,167,330.30, 1,749,355.20 and 927,853.80 is: 1,390,476.95
Step by Step Solution
- Step 1: Write the proportion equation
1,167,330.30 : 1,749,355.20 = 927,853.80 : x - Step 2: Convert to fraction form
1,167,330.30/1,749,355.20 = 927,853.80/x - Step 3: Cross multiply
1,167,330.30x = 1,749,355.20 × 927,853.80 - Step 4: Simplify right side
1,167,330.30x = 1,623,145,869,869.76 - Step 5: Solve for x
x = 1,623,145,869,869.76/1,167,330.30 - Step 6: Final answer
x = 1,390,476.95
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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.