Finding the Fourth Proportional to 1,462,693.84, 2,018,623.02 and 818,321.50
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Solution
The fourth proportional to 1,462,693.84, 2,018,623.02 and 818,321.50 is: 1,129,342.70
Step by Step Solution
- Step 1: Write the proportion equation
1,462,693.84 : 2,018,623.02 = 818,321.50 : x - Step 2: Convert to fraction form
1,462,693.84/2,018,623.02 = 818,321.50/x - Step 3: Cross multiply
1,462,693.84x = 2,018,623.02 × 818,321.50 - Step 4: Simplify right side
1,462,693.84x = 1,651,882,617,660.93 - Step 5: Solve for x
x = 1,651,882,617,660.93/1,462,693.84 - Step 6: Final answer
x = 1,129,342.70
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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.