Finding the Fourth Proportional to 1,462,918.84, 2,018,733.18 and 818,227.48
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Solution
The fourth proportional to 1,462,918.84, 2,018,733.18 and 818,227.48 is: 1,129,100.89
Step by Step Solution
- Step 1: Write the proportion equation
1,462,918.84 : 2,018,733.18 = 818,227.48 : x - Step 2: Convert to fraction form
1,462,918.84/2,018,733.18 = 818,227.48/x - Step 3: Cross multiply
1,462,918.84x = 2,018,733.18 × 818,227.48 - Step 4: Simplify right side
1,462,918.84x = 1,651,782,962,663.79 - Step 5: Solve for x
x = 1,651,782,962,663.79/1,462,918.84 - Step 6: Final answer
x = 1,129,100.89
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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.