Finding the Fourth Proportional to 1,963,139.08, 2,944,745.52 and 615,271.84
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Solution
The fourth proportional to 1,963,139.08, 2,944,745.52 and 615,271.84 is: 922,919.32
Step by Step Solution
- Step 1: Write the proportion equation
1,963,139.08 : 2,944,745.52 = 615,271.84 : x - Step 2: Convert to fraction form
1,963,139.08/2,944,745.52 = 615,271.84/x - Step 3: Cross multiply
1,963,139.08x = 2,944,745.52 × 615,271.84 - Step 4: Simplify right side
1,963,139.08x = 1,811,818,987,060.29 - Step 5: Solve for x
x = 1,811,818,987,060.29/1,963,139.08 - Step 6: Final answer
x = 922,919.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.