Finding the Fourth Proportional to 999,703.68, 1,379,588.04 and 540,818.11
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Solution
The fourth proportional to 999,703.68, 1,379,588.04 and 540,818.11 is: 746,327.36
Step by Step Solution
- Step 1: Write the proportion equation
999,703.68 : 1,379,588.04 = 540,818.11 : x - Step 2: Convert to fraction form
999,703.68/1,379,588.04 = 540,818.11/x - Step 3: Cross multiply
999,703.68x = 1,379,588.04 × 540,818.11 - Step 4: Simplify right side
999,703.68x = 746,106,201,848.44 - Step 5: Solve for x
x = 746,106,201,848.44/999,703.68 - Step 6: Final answer
x = 746,327.36
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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.