Finding the Fourth Proportional to 1,356,798.84, 2,035,405.98 and 445,695
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Solution
The fourth proportional to 1,356,798.84, 2,035,405.98 and 445,695 is: 668,610.73
Step by Step Solution
- Step 1: Write the proportion equation
1,356,798.84 : 2,035,405.98 = 445,695 : x - Step 2: Convert to fraction form
1,356,798.84/2,035,405.98 = 445,695/x - Step 3: Cross multiply
1,356,798.84x = 2,035,405.98 × 445,695 - Step 4: Simplify right side
1,356,798.84x = 907,170,268,256.10 - Step 5: Solve for x
x = 907,170,268,256.10/1,356,798.84 - Step 6: Final answer
x = 668,610.73
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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.