Finding the Fourth Proportional to 2,961,903.48, 4,442,347.17 and 939,696.65
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Solution
The fourth proportional to 2,961,903.48, 4,442,347.17 and 939,696.65 is: 1,409,383.78
Step by Step Solution
- Step 1: Write the proportion equation
2,961,903.48 : 4,442,347.17 = 939,696.65 : x - Step 2: Convert to fraction form
2,961,903.48/4,442,347.17 = 939,696.65/x - Step 3: Cross multiply
2,961,903.48x = 4,442,347.17 × 939,696.65 - Step 4: Simplify right side
2,961,903.48x = 4,174,458,731,574.24 - Step 5: Solve for x
x = 4,174,458,731,574.24/2,961,903.48 - Step 6: Final answer
x = 1,409,383.78
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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.