Finding the Fourth Proportional to 1,180,408.30, 1,767,988.05 and 913,302.70
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Solution
The fourth proportional to 1,180,408.30, 1,767,988.05 and 913,302.70 is: 1,367,923.51
Step by Step Solution
- Step 1: Write the proportion equation
1,180,408.30 : 1,767,988.05 = 913,302.70 : x - Step 2: Convert to fraction form
1,180,408.30/1,767,988.05 = 913,302.70/x - Step 3: Cross multiply
1,180,408.30x = 1,767,988.05 × 913,302.70 - Step 4: Simplify right side
1,180,408.30x = 1,614,708,259,632.74 - Step 5: Solve for x
x = 1,614,708,259,632.74/1,180,408.30 - Step 6: Final answer
x = 1,367,923.51
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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.