Finding the Fourth Proportional to 1,175,807.60, 1,622,567.19 and 692,393.12
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Solution
The fourth proportional to 1,175,807.60, 1,622,567.19 and 692,393.12 is: 955,474.65
Step by Step Solution
- Step 1: Write the proportion equation
1,175,807.60 : 1,622,567.19 = 692,393.12 : x - Step 2: Convert to fraction form
1,175,807.60/1,622,567.19 = 692,393.12/x - Step 3: Cross multiply
1,175,807.60x = 1,622,567.19 × 692,393.12 - Step 4: Simplify right side
1,175,807.60x = 1,123,454,359,093.73 - Step 5: Solve for x
x = 1,123,454,359,093.73/1,175,807.60 - Step 6: Final answer
x = 955,474.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.