Finding the Fourth Proportional to 1,889,697.02, 2,607,797.16 and 1,030,263.53
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Solution
The fourth proportional to 1,889,697.02, 2,607,797.16 and 1,030,263.53 is: 1,421,771.99
Step by Step Solution
- Step 1: Write the proportion equation
1,889,697.02 : 2,607,797.16 = 1,030,263.53 : x - Step 2: Convert to fraction form
1,889,697.02/2,607,797.16 = 1,030,263.53/x - Step 3: Cross multiply
1,889,697.02x = 2,607,797.16 × 1,030,263.53 - Step 4: Simplify right side
1,889,697.02x = 2,686,718,294,546.59 - Step 5: Solve for x
x = 2,686,718,294,546.59/1,889,697.02 - Step 6: Final answer
x = 1,421,771.99
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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.