Finding the Fourth Proportional to 1,839,177.28, 2,758,767.44 and 879,407.07
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Solution
The fourth proportional to 1,839,177.28, 2,758,767.44 and 879,407.07 is: 1,319,111.32
Step by Step Solution
- Step 1: Write the proportion equation
1,839,177.28 : 2,758,767.44 = 879,407.07 : x - Step 2: Convert to fraction form
1,839,177.28/2,758,767.44 = 879,407.07/x - Step 3: Cross multiply
1,839,177.28x = 2,758,767.44 × 879,407.07 - Step 4: Simplify right side
1,839,177.28x = 2,426,079,577,427.96 - Step 5: Solve for x
x = 2,426,079,577,427.96/1,839,177.28 - Step 6: Final answer
x = 1,319,111.32
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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.