Finding the Fourth Proportional to 1,050,804.18, 1,448,963.10 and 710,681.94
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Solution
The fourth proportional to 1,050,804.18, 1,448,963.10 and 710,681.94 is: 979,965.56
Step by Step Solution
- Step 1: Write the proportion equation
1,050,804.18 : 1,448,963.10 = 710,681.94 : x - Step 2: Convert to fraction form
1,050,804.18/1,448,963.10 = 710,681.94/x - Step 3: Cross multiply
1,050,804.18x = 1,448,963.10 × 710,681.94 - Step 4: Simplify right side
1,050,804.18x = 1,029,751,906,896.41 - Step 5: Solve for x
x = 1,029,751,906,896.41/1,050,804.18 - Step 6: Final answer
x = 979,965.56
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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.