Finding the Fourth Proportional to 1,601,486.28, 2,210,079.06 and 876,398.28
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Solution
The fourth proportional to 1,601,486.28, 2,210,079.06 and 876,398.28 is: 1,209,444.95
Step by Step Solution
- Step 1: Write the proportion equation
1,601,486.28 : 2,210,079.06 = 876,398.28 : x - Step 2: Convert to fraction form
1,601,486.28/2,210,079.06 = 876,398.28/x - Step 3: Cross multiply
1,601,486.28x = 2,210,079.06 × 876,398.28 - Step 4: Simplify right side
1,601,486.28x = 1,936,909,486,848.02 - Step 5: Solve for x
x = 1,936,909,486,848.02/1,601,486.28 - Step 6: Final answer
x = 1,209,444.95
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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.