Finding the Fourth Proportional to 6,427,368.68, 9,641,107.55 and 1,635,062.00
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Solution
The fourth proportional to 6,427,368.68, 9,641,107.55 and 1,635,062.00 is: 2,452,606.87
Step by Step Solution
- Step 1: Write the proportion equation
6,427,368.68 : 9,641,107.55 = 1,635,062.00 : x - Step 2: Convert to fraction form
6,427,368.68/9,641,107.55 = 1,635,062.00/x - Step 3: Cross multiply
6,427,368.68x = 9,641,107.55 × 1,635,062.00 - Step 4: Simplify right side
6,427,368.68x = 15,763,808,548,800.22 - Step 5: Solve for x
x = 15,763,808,548,800.22/6,427,368.68 - Step 6: Final answer
x = 2,452,606.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.