Finding the Fourth Proportional to 956,020.74, 1,316,463.21 and 934,804.14
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Solution
The fourth proportional to 956,020.74, 1,316,463.21 and 934,804.14 is: 1,287,247.45
Step by Step Solution
- Step 1: Write the proportion equation
956,020.74 : 1,316,463.21 = 934,804.14 : x - Step 2: Convert to fraction form
956,020.74/1,316,463.21 = 934,804.14/x - Step 3: Cross multiply
956,020.74x = 1,316,463.21 × 934,804.14 - Step 4: Simplify right side
956,020.74x = 1,230,635,258,865.69 - Step 5: Solve for x
x = 1,230,635,258,865.69/956,020.74 - Step 6: Final answer
x = 1,287,247.45
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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.