Finding the Fourth Proportional to 1,867,587.26, 2,577,366.38 and 1,142,207.36
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Solution
The fourth proportional to 1,867,587.26, 2,577,366.38 and 1,142,207.36 is: 1,576,304.83
Step by Step Solution
- Step 1: Write the proportion equation
1,867,587.26 : 2,577,366.38 = 1,142,207.36 : x - Step 2: Convert to fraction form
1,867,587.26/2,577,366.38 = 1,142,207.36/x - Step 3: Cross multiply
1,867,587.26x = 2,577,366.38 × 1,142,207.36 - Step 4: Simplify right side
1,867,587.26x = 2,943,886,830,054.69 - Step 5: Solve for x
x = 2,943,886,830,054.69/1,867,587.26 - Step 6: Final answer
x = 1,576,304.83
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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.