Finding the Fourth Proportional to 1,806,845.68, 2,705,533.80 and 1,271,468.08
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Solution
The fourth proportional to 1,806,845.68, 2,705,533.80 and 1,271,468.08 is: 1,903,870.32
Step by Step Solution
- Step 1: Write the proportion equation
1,806,845.68 : 2,705,533.80 = 1,271,468.08 : x - Step 2: Convert to fraction form
1,806,845.68/2,705,533.80 = 1,271,468.08/x - Step 3: Cross multiply
1,806,845.68x = 2,705,533.80 × 1,271,468.08 - Step 4: Simplify right side
1,806,845.68x = 3,439,999,866,061.10 - Step 5: Solve for x
x = 3,439,999,866,061.10/1,806,845.68 - Step 6: Final answer
x = 1,903,870.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.