Finding the Fourth Proportional to 841,973.41, 1,163,152.74 and 728,599.33
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Solution
The fourth proportional to 841,973.41, 1,163,152.74 and 728,599.33 is: 1,006,530.96
Step by Step Solution
- Step 1: Write the proportion equation
841,973.41 : 1,163,152.74 = 728,599.33 : x - Step 2: Convert to fraction form
841,973.41/1,163,152.74 = 728,599.33/x - Step 3: Cross multiply
841,973.41x = 1,163,152.74 × 728,599.33 - Step 4: Simplify right side
841,973.41x = 847,472,307,051.66 - Step 5: Solve for x
x = 847,472,307,051.66/841,973.41 - Step 6: Final answer
x = 1,006,530.96
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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.