Finding the Fourth Proportional to 1,963,139.51, 2,944,746.17 and 615,272.28
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Solution
The fourth proportional to 1,963,139.51, 2,944,746.17 and 615,272.28 is: 922,919.99
Step by Step Solution
- Step 1: Write the proportion equation
1,963,139.51 : 2,944,746.17 = 615,272.28 : x - Step 2: Convert to fraction form
1,963,139.51/2,944,746.17 = 615,272.28/x - Step 3: Cross multiply
1,963,139.51x = 2,944,746.17 × 615,272.28 - Step 4: Simplify right side
1,963,139.51x = 1,811,820,690,037.17 - Step 5: Solve for x
x = 1,811,820,690,037.17/1,963,139.51 - Step 6: Final answer
x = 922,919.99
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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.