Finding the Fourth Proportional to 2,356,699.80, 3,536,599.74 and 1,292,489.20
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Solution
The fourth proportional to 2,356,699.80, 3,536,599.74 and 1,292,489.20 is: 1,939,583.89
Step by Step Solution
- Step 1: Write the proportion equation
2,356,699.80 : 3,536,599.74 = 1,292,489.20 : x - Step 2: Convert to fraction form
2,356,699.80/3,536,599.74 = 1,292,489.20/x - Step 3: Cross multiply
2,356,699.80x = 3,536,599.74 × 1,292,489.20 - Step 4: Simplify right side
2,356,699.80x = 4,571,016,968,672.81 - Step 5: Solve for x
x = 4,571,016,968,672.81/2,356,699.80 - Step 6: Final answer
x = 1,939,583.89
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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.