Finding the Fourth Proportional to 1,368,284.67, 1,887,919.58 and 816,893.06
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Solution
The fourth proportional to 1,368,284.67, 1,887,919.58 and 816,893.06 is: 1,127,125.40
Step by Step Solution
- Step 1: Write the proportion equation
1,368,284.67 : 1,887,919.58 = 816,893.06 : x - Step 2: Convert to fraction form
1,368,284.67/1,887,919.58 = 816,893.06/x - Step 3: Cross multiply
1,368,284.67x = 1,887,919.58 × 816,893.06 - Step 4: Simplify right side
1,368,284.67x = 1,542,228,402,740.12 - Step 5: Solve for x
x = 1,542,228,402,740.12/1,368,284.67 - Step 6: Final answer
x = 1,127,125.40
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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.