Finding the Fourth Proportional to 1,762,327.99, 2,432,132.90 and 998,387.83
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Solution
The fourth proportional to 1,762,327.99, 2,432,132.90 and 998,387.83 is: 1,377,843.34
Step by Step Solution
- Step 1: Write the proportion equation
1,762,327.99 : 2,432,132.90 = 998,387.83 : x - Step 2: Convert to fraction form
1,762,327.99/2,432,132.90 = 998,387.83/x - Step 3: Cross multiply
1,762,327.99x = 2,432,132.90 × 998,387.83 - Step 4: Simplify right side
1,762,327.99x = 2,428,211,888,302.61 - Step 5: Solve for x
x = 2,428,211,888,302.61/1,762,327.99 - Step 6: Final answer
x = 1,377,843.34
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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.