Finding the Fourth Proportional to 1,717,638.24, 2,370,448.08 and 992,618.76
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Solution
The fourth proportional to 1,717,638.24, 2,370,448.08 and 992,618.76 is: 1,369,875.90
Step by Step Solution
- Step 1: Write the proportion equation
1,717,638.24 : 2,370,448.08 = 992,618.76 : x - Step 2: Convert to fraction form
1,717,638.24/2,370,448.08 = 992,618.76/x - Step 3: Cross multiply
1,717,638.24x = 2,370,448.08 × 992,618.76 - Step 4: Simplify right side
1,717,638.24x = 2,352,951,233,813.98 - Step 5: Solve for x
x = 2,352,951,233,813.98/1,717,638.24 - Step 6: Final answer
x = 1,369,875.90
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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.