Finding the Fourth Proportional to 1,669,386.16, 2,504,277.87 and 531,748.81
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Solution
The fourth proportional to 1,669,386.16, 2,504,277.87 and 531,748.81 is: 797,686.48
Step by Step Solution
- Step 1: Write the proportion equation
1,669,386.16 : 2,504,277.87 = 531,748.81 : x - Step 2: Convert to fraction form
1,669,386.16/2,504,277.87 = 531,748.81/x - Step 3: Cross multiply
1,669,386.16x = 2,504,277.87 × 531,748.81 - Step 4: Simplify right side
1,669,386.16x = 1,331,646,777,281.84 - Step 5: Solve for x
x = 1,331,646,777,281.84/1,669,386.16 - Step 6: Final answer
x = 797,686.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.