Finding the Fourth Proportional to 1,353,239.63, 2,029,252.75 and 806,389.95
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Solution
The fourth proportional to 1,353,239.63, 2,029,252.75 and 806,389.95 is: 1,209,223.39
Step by Step Solution
- Step 1: Write the proportion equation
1,353,239.63 : 2,029,252.75 = 806,389.95 : x - Step 2: Convert to fraction form
1,353,239.63/2,029,252.75 = 806,389.95/x - Step 3: Cross multiply
1,353,239.63x = 2,029,252.75 × 806,389.95 - Step 4: Simplify right side
1,353,239.63x = 1,636,369,009,431.65 - Step 5: Solve for x
x = 1,636,369,009,431.65/1,353,239.63 - Step 6: Final answer
x = 1,209,223.39
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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.