Finding the Fourth Proportional to 1,101,468.74, 1,651,828.94 and 381,642.46
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Solution
The fourth proportional to 1,101,468.74, 1,651,828.94 and 381,642.46 is: 572,334.05
Step by Step Solution
- Step 1: Write the proportion equation
1,101,468.74 : 1,651,828.94 = 381,642.46 : x - Step 2: Convert to fraction form
1,101,468.74/1,651,828.94 = 381,642.46/x - Step 3: Cross multiply
1,101,468.74x = 1,651,828.94 × 381,642.46 - Step 4: Simplify right side
1,101,468.74x = 630,408,060,160.79 - Step 5: Solve for x
x = 630,408,060,160.79/1,101,468.74 - Step 6: Final answer
x = 572,334.05
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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.