Finding the Fourth Proportional to 1,293,884.36, 1,785,567.74 and 750,342.87
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Solution
The fourth proportional to 1,293,884.36, 1,785,567.74 and 750,342.87 is: 1,035,477.41
Step by Step Solution
- Step 1: Write the proportion equation
1,293,884.36 : 1,785,567.74 = 750,342.87 : x - Step 2: Convert to fraction form
1,293,884.36/1,785,567.74 = 750,342.87/x - Step 3: Cross multiply
1,293,884.36x = 1,785,567.74 × 750,342.87 - Step 4: Simplify right side
1,293,884.36x = 1,339,788,018,859.30 - Step 5: Solve for x
x = 1,339,788,018,859.30/1,293,884.36 - Step 6: Final answer
x = 1,035,477.41
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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.