Finding the Fourth Proportional to 1,536,148.36, 2,119,545.30 and 891,194.92
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Solution
The fourth proportional to 1,536,148.36, 2,119,545.30 and 891,194.92 is: 1,229,652.07
Step by Step Solution
- Step 1: Write the proportion equation
1,536,148.36 : 2,119,545.30 = 891,194.92 : x - Step 2: Convert to fraction form
1,536,148.36/2,119,545.30 = 891,194.92/x - Step 3: Cross multiply
1,536,148.36x = 2,119,545.30 × 891,194.92 - Step 4: Simplify right side
1,536,148.36x = 1,888,928,004,069.88 - Step 5: Solve for x
x = 1,888,928,004,069.88/1,536,148.36 - Step 6: Final answer
x = 1,229,652.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.