Finding the Fourth Proportional to 1,028,624.99, 1,543,183.77 and 429,252.71
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Solution
The fourth proportional to 1,028,624.99, 1,543,183.77 and 429,252.71 is: 643,981.84
Step by Step Solution
- Step 1: Write the proportion equation
1,028,624.99 : 1,543,183.77 = 429,252.71 : x - Step 2: Convert to fraction form
1,028,624.99/1,543,183.77 = 429,252.71/x - Step 3: Cross multiply
1,028,624.99x = 1,543,183.77 × 429,252.71 - Step 4: Simplify right side
1,028,624.99x = 662,415,815,300.52 - Step 5: Solve for x
x = 662,415,815,300.52/1,028,624.99 - Step 6: Final answer
x = 643,981.84
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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.