Finding the Fourth Proportional to 5,357,485.26, 8,036,206.02 and 1,945,765.26
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Solution
The fourth proportional to 5,357,485.26, 8,036,206.02 and 1,945,765.26 is: 2,918,639.95
Step by Step Solution
- Step 1: Write the proportion equation
5,357,485.26 : 8,036,206.02 = 1,945,765.26 : x - Step 2: Convert to fraction form
5,357,485.26/8,036,206.02 = 1,945,765.26/x - Step 3: Cross multiply
5,357,485.26x = 8,036,206.02 × 1,945,765.26 - Step 4: Simplify right side
5,357,485.26x = 15,636,570,495,918.87 - Step 5: Solve for x
x = 15,636,570,495,918.87/5,357,485.26 - Step 6: Final answer
x = 2,918,639.95
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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.