Finding the Fourth Proportional to 1,571,866.64, 2,169,175.98 and 856,474.64
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Solution
The fourth proportional to 1,571,866.64, 2,169,175.98 and 856,474.64 is: 1,181,935.01
Step by Step Solution
- Step 1: Write the proportion equation
1,571,866.64 : 2,169,175.98 = 856,474.64 : x - Step 2: Convert to fraction form
1,571,866.64/2,169,175.98 = 856,474.64/x - Step 3: Cross multiply
1,571,866.64x = 2,169,175.98 × 856,474.64 - Step 4: Simplify right side
1,571,866.64x = 1,857,844,216,567.15 - Step 5: Solve for x
x = 1,857,844,216,567.15/1,571,866.64 - Step 6: Final answer
x = 1,181,935.01
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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.