Finding the Fourth Proportional to 1,008,370.68, 1,391,486.04 and 555,661.68
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Solution
The fourth proportional to 1,008,370.68, 1,391,486.04 and 555,661.68 is: 766,777.03
Step by Step Solution
- Step 1: Write the proportion equation
1,008,370.68 : 1,391,486.04 = 555,661.68 : x - Step 2: Convert to fraction form
1,008,370.68/1,391,486.04 = 555,661.68/x - Step 3: Cross multiply
1,008,370.68x = 1,391,486.04 × 555,661.68 - Step 4: Simplify right side
1,008,370.68x = 773,195,470,682.95 - Step 5: Solve for x
x = 773,195,470,682.95/1,008,370.68 - Step 6: Final answer
x = 766,777.03
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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.