Finding the Fourth Proportional to 1,178,421.21, 1,767,588.08 and 701,946.81
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Solution
The fourth proportional to 1,178,421.21, 1,767,588.08 and 701,946.81 is: 1,052,894.16
Step by Step Solution
- Step 1: Write the proportion equation
1,178,421.21 : 1,767,588.08 = 701,946.81 : x - Step 2: Convert to fraction form
1,178,421.21/1,767,588.08 = 701,946.81/x - Step 3: Cross multiply
1,178,421.21x = 1,767,588.08 × 701,946.81 - Step 4: Simplify right side
1,178,421.21x = 1,240,752,810,640.29 - Step 5: Solve for x
x = 1,240,752,810,640.29/1,178,421.21 - Step 6: Final answer
x = 1,052,894.16
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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.