Finding the Fourth Proportional to 1,616,567.35, 2,230,846.62 and 881,519.81
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Solution
The fourth proportional to 1,616,567.35, 2,230,846.62 and 881,519.81 is: 1,216,488.44
Step by Step Solution
- Step 1: Write the proportion equation
1,616,567.35 : 2,230,846.62 = 881,519.81 : x - Step 2: Convert to fraction form
1,616,567.35/2,230,846.62 = 881,519.81/x - Step 3: Cross multiply
1,616,567.35x = 2,230,846.62 × 881,519.81 - Step 4: Simplify right side
1,616,567.35x = 1,966,535,493,748.57 - Step 5: Solve for x
x = 1,966,535,493,748.57/1,616,567.35 - Step 6: Final answer
x = 1,216,488.44
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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.