Finding the Fourth Proportional to 1,029,970.72, 1,545,382.68 and 556,099.12
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Solution
The fourth proportional to 1,029,970.72, 1,545,382.68 and 556,099.12 is: 834,379.01
Step by Step Solution
- Step 1: Write the proportion equation
1,029,970.72 : 1,545,382.68 = 556,099.12 : x - Step 2: Convert to fraction form
1,029,970.72/1,545,382.68 = 556,099.12/x - Step 3: Cross multiply
1,029,970.72x = 1,545,382.68 × 556,099.12 - Step 4: Simplify right side
1,029,970.72x = 859,385,948,411.24 - Step 5: Solve for x
x = 859,385,948,411.24/1,029,970.72 - Step 6: Final answer
x = 834,379.01
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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.