Finding the Fourth Proportional to 1,533,159.92, 2,115,760.75 and 888,953.81
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Solution
The fourth proportional to 1,533,159.92, 2,115,760.75 and 888,953.81 is: 1,226,756.28
Step by Step Solution
- Step 1: Write the proportion equation
1,533,159.92 : 2,115,760.75 = 888,953.81 : x - Step 2: Convert to fraction form
1,533,159.92/2,115,760.75 = 888,953.81/x - Step 3: Cross multiply
1,533,159.92x = 2,115,760.75 × 888,953.81 - Step 4: Simplify right side
1,533,159.92x = 1,880,813,566,959.77 - Step 5: Solve for x
x = 1,880,813,566,959.77/1,533,159.92 - Step 6: Final answer
x = 1,226,756.28
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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.