Finding the Fourth Proportional to 1,664,907.33, 2,297,324.95 and 1,011,193.17
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Solution
The fourth proportional to 1,664,907.33, 2,297,324.95 and 1,011,193.17 is: 1,395,296.46
Step by Step Solution
- Step 1: Write the proportion equation
1,664,907.33 : 2,297,324.95 = 1,011,193.17 : x - Step 2: Convert to fraction form
1,664,907.33/2,297,324.95 = 1,011,193.17/x - Step 3: Cross multiply
1,664,907.33x = 2,297,324.95 × 1,011,193.17 - Step 4: Simplify right side
1,664,907.33x = 2,323,039,298,710.59 - Step 5: Solve for x
x = 2,323,039,298,710.59/1,664,907.33 - Step 6: Final answer
x = 1,395,296.46
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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.