Finding the Fourth Proportional to 1,385,341.68, 2,079,041.01 and 1,048,806.12
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Solution
The fourth proportional to 1,385,341.68, 2,079,041.01 and 1,048,806.12 is: 1,573,987.82
Step by Step Solution
- Step 1: Write the proportion equation
1,385,341.68 : 2,079,041.01 = 1,048,806.12 : x - Step 2: Convert to fraction form
1,385,341.68/2,079,041.01 = 1,048,806.12/x - Step 3: Cross multiply
1,385,341.68x = 2,079,041.01 × 1,048,806.12 - Step 4: Simplify right side
1,385,341.68x = 2,180,510,935,018.98 - Step 5: Solve for x
x = 2,180,510,935,018.98/1,385,341.68 - Step 6: Final answer
x = 1,573,987.82
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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.