Finding the Fourth Proportional to 1,871,065.58, 2,582,074.18 and 1,011,625.84
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Solution
The fourth proportional to 1,871,065.58, 2,582,074.18 and 1,011,625.84 is: 1,396,045.65
Step by Step Solution
- Step 1: Write the proportion equation
1,871,065.58 : 2,582,074.18 = 1,011,625.84 : x - Step 2: Convert to fraction form
1,871,065.58/2,582,074.18 = 1,011,625.84/x - Step 3: Cross multiply
1,871,065.58x = 2,582,074.18 × 1,011,625.84 - Step 4: Simplify right side
1,871,065.58x = 2,612,092,961,284.81 - Step 5: Solve for x
x = 2,612,092,961,284.81/1,871,065.58 - Step 6: Final answer
x = 1,396,045.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.