Finding the Fourth Proportional to 1,664,999.36, 2,497,395.36 and 1,025,424.80
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Solution
The fourth proportional to 1,664,999.36, 2,497,395.36 and 1,025,424.80 is: 1,538,073.35
Step by Step Solution
- Step 1: Write the proportion equation
1,664,999.36 : 2,497,395.36 = 1,025,424.80 : x - Step 2: Convert to fraction form
1,664,999.36/2,497,395.36 = 1,025,424.80/x - Step 3: Cross multiply
1,664,999.36x = 2,497,395.36 × 1,025,424.80 - Step 4: Simplify right side
1,664,999.36x = 2,560,891,137,548.93 - Step 5: Solve for x
x = 2,560,891,137,548.93/1,664,999.36 - Step 6: Final answer
x = 1,538,073.35
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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.