Finding the Fourth Proportional to 1,415,516.92, 1,953,605.99 and 834,904.26
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Solution
The fourth proportional to 1,415,516.92, 1,953,605.99 and 834,904.26 is: 1,152,281.50
Step by Step Solution
- Step 1: Write the proportion equation
1,415,516.92 : 1,953,605.99 = 834,904.26 : x - Step 2: Convert to fraction form
1,415,516.92/1,953,605.99 = 834,904.26/x - Step 3: Cross multiply
1,415,516.92x = 1,953,605.99 × 834,904.26 - Step 4: Simplify right side
1,415,516.92x = 1,631,073,963,412.52 - Step 5: Solve for x
x = 1,631,073,963,412.52/1,415,516.92 - Step 6: Final answer
x = 1,152,281.50
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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.