Finding the Fourth Proportional to 1,664,815.84, 2,297,451.92 and 900,869.36
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Solution
The fourth proportional to 1,664,815.84, 2,297,451.92 and 900,869.36 is: 1,243,203.00
Step by Step Solution
- Step 1: Write the proportion equation
1,664,815.84 : 2,297,451.92 = 900,869.36 : x - Step 2: Convert to fraction form
1,664,815.84/2,297,451.92 = 900,869.36/x - Step 3: Cross multiply
1,664,815.84x = 2,297,451.92 × 900,869.36 - Step 4: Simplify right side
1,664,815.84x = 2,069,704,040,801.17 - Step 5: Solve for x
x = 2,069,704,040,801.17/1,664,815.84 - Step 6: Final answer
x = 1,243,203.00
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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.