Finding the Fourth Proportional to 1,720,282.68, 2,374,071.12 and 956,349
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Solution
The fourth proportional to 1,720,282.68, 2,374,071.12 and 956,349 is: 1,319,806.66
Step by Step Solution
- Step 1: Write the proportion equation
1,720,282.68 : 2,374,071.12 = 956,349 : x - Step 2: Convert to fraction form
1,720,282.68/2,374,071.12 = 956,349/x - Step 3: Cross multiply
1,720,282.68x = 2,374,071.12 × 956,349 - Step 4: Simplify right side
1,720,282.68x = 2,270,440,541,540.88 - Step 5: Solve for x
x = 2,270,440,541,540.88/1,720,282.68 - Step 6: Final answer
x = 1,319,806.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.