Finding the Fourth Proportional to 1,973,235.28, 2,723,064.63 and 1,067,817.28
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Solution
The fourth proportional to 1,973,235.28, 2,723,064.63 and 1,067,817.28 is: 1,473,587.82
Step by Step Solution
- Step 1: Write the proportion equation
1,973,235.28 : 2,723,064.63 = 1,067,817.28 : x - Step 2: Convert to fraction form
1,973,235.28/2,723,064.63 = 1,067,817.28/x - Step 3: Cross multiply
1,973,235.28x = 2,723,064.63 × 1,067,817.28 - Step 4: Simplify right side
1,973,235.28x = 2,907,735,466,470.81 - Step 5: Solve for x
x = 2,907,735,466,470.81/1,973,235.28 - Step 6: Final answer
x = 1,473,587.82
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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.