Finding the Fourth Proportional to 5,470,801.92, 8,205,464.16 and 1,427,573.52
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Solution
The fourth proportional to 5,470,801.92, 8,205,464.16 and 1,427,573.52 is: 2,141,167.52
Step by Step Solution
- Step 1: Write the proportion equation
5,470,801.92 : 8,205,464.16 = 1,427,573.52 : x - Step 2: Convert to fraction form
5,470,801.92/8,205,464.16 = 1,427,573.52/x - Step 3: Cross multiply
5,470,801.92x = 8,205,464.16 × 1,427,573.52 - Step 4: Simplify right side
5,470,801.92x = 11,713,903,354,125.04 - Step 5: Solve for x
x = 11,713,903,354,125.04/5,470,801.92 - Step 6: Final answer
x = 2,141,167.52
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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.