Finding the Fourth Proportional to 1,658,842.27, 2,486,781.65 and 647,728.99
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Solution
The fourth proportional to 1,658,842.27, 2,486,781.65 and 647,728.99 is: 971,014.90
Step by Step Solution
- Step 1: Write the proportion equation
1,658,842.27 : 2,486,781.65 = 647,728.99 : x - Step 2: Convert to fraction form
1,658,842.27/2,486,781.65 = 647,728.99/x - Step 3: Cross multiply
1,658,842.27x = 2,486,781.65 × 647,728.99 - Step 4: Simplify right side
1,658,842.27x = 1,610,760,563,266.39 - Step 5: Solve for x
x = 1,610,760,563,266.39/1,658,842.27 - Step 6: Final answer
x = 971,014.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.