Finding the Fourth Proportional to 1,660,408.41, 2,484,988.33 and 1,021,117.63
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Solution
The fourth proportional to 1,660,408.41, 2,484,988.33 and 1,021,117.63 is: 1,528,217.62
Step by Step Solution
- Step 1: Write the proportion equation
1,660,408.41 : 2,484,988.33 = 1,021,117.63 : x - Step 2: Convert to fraction form
1,660,408.41/2,484,988.33 = 1,021,117.63/x - Step 3: Cross multiply
1,660,408.41x = 2,484,988.33 × 1,021,117.63 - Step 4: Simplify right side
1,660,408.41x = 2,537,465,389,857.30 - Step 5: Solve for x
x = 2,537,465,389,857.30/1,660,408.41 - Step 6: Final answer
x = 1,528,217.62
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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.