Finding the Fourth Proportional to 1,900,739.69, 2,850,765.11 and 763,455.95
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Solution
The fourth proportional to 1,900,739.69, 2,850,765.11 and 763,455.95 is: 1,145,045.58
Step by Step Solution
- Step 1: Write the proportion equation
1,900,739.69 : 2,850,765.11 = 763,455.95 : x - Step 2: Convert to fraction form
1,900,739.69/2,850,765.11 = 763,455.95/x - Step 3: Cross multiply
1,900,739.69x = 2,850,765.11 × 763,455.95 - Step 4: Simplify right side
1,900,739.69x = 2,176,433,585,281.90 - Step 5: Solve for x
x = 2,176,433,585,281.90/1,900,739.69 - Step 6: Final answer
x = 1,145,045.58
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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.