Finding the Fourth Proportional to 1,762,327.74, 2,432,132.55 and 998,387.58
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Solution
The fourth proportional to 1,762,327.74, 2,432,132.55 and 998,387.58 is: 1,377,842.99
Step by Step Solution
- Step 1: Write the proportion equation
1,762,327.74 : 2,432,132.55 = 998,387.58 : x - Step 2: Convert to fraction form
1,762,327.74/2,432,132.55 = 998,387.58/x - Step 3: Cross multiply
1,762,327.74x = 2,432,132.55 × 998,387.58 - Step 4: Simplify right side
1,762,327.74x = 2,428,210,930,833.73 - Step 5: Solve for x
x = 2,428,210,930,833.73/1,762,327.74 - Step 6: Final answer
x = 1,377,842.99
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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.