Finding the Fourth Proportional to 1,778,989.92, 2,455,007.36 and 963,194.08
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Solution
The fourth proportional to 1,778,989.92, 2,455,007.36 and 963,194.08 is: 1,329,208.52
Step by Step Solution
- Step 1: Write the proportion equation
1,778,989.92 : 2,455,007.36 = 963,194.08 : x - Step 2: Convert to fraction form
1,778,989.92/2,455,007.36 = 963,194.08/x - Step 3: Cross multiply
1,778,989.92x = 2,455,007.36 × 963,194.08 - Step 4: Simplify right side
1,778,989.92x = 2,364,648,555,508.43 - Step 5: Solve for x
x = 2,364,648,555,508.43/1,778,989.92 - Step 6: Final answer
x = 1,329,208.52
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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.