Finding the Fourth Proportional to 1,417,832.64, 2,126,748.96 and 420,552
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Solution
The fourth proportional to 1,417,832.64, 2,126,748.96 and 420,552 is: 630,828.00
Step by Step Solution
- Step 1: Write the proportion equation
1,417,832.64 : 2,126,748.96 = 420,552 : x - Step 2: Convert to fraction form
1,417,832.64/2,126,748.96 = 420,552/x - Step 3: Cross multiply
1,417,832.64x = 2,126,748.96 × 420,552 - Step 4: Simplify right side
1,417,832.64x = 894,408,528,625.92 - Step 5: Solve for x
x = 894,408,528,625.92/1,417,832.64 - Step 6: Final answer
x = 630,828.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.