Finding the Fourth Proportional to 1,145,389.48, 1,717,325.88 and 546,443.08
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Solution
The fourth proportional to 1,145,389.48, 1,717,325.88 and 546,443.08 is: 819,302.83
Step by Step Solution
- Step 1: Write the proportion equation
1,145,389.48 : 1,717,325.88 = 546,443.08 : x - Step 2: Convert to fraction form
1,145,389.48/1,717,325.88 = 546,443.08/x - Step 3: Cross multiply
1,145,389.48x = 1,717,325.88 × 546,443.08 - Step 4: Simplify right side
1,145,389.48x = 938,420,843,230.91 - Step 5: Solve for x
x = 938,420,843,230.91/1,145,389.48 - Step 6: Final answer
x = 819,302.83
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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.