Finding the Fourth Proportional to 4,127,860.96, 6,191,572.68 and 1,287,647.80
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Solution
The fourth proportional to 4,127,860.96, 6,191,572.68 and 1,287,647.80 is: 1,931,403.46
Step by Step Solution
- Step 1: Write the proportion equation
4,127,860.96 : 6,191,572.68 = 1,287,647.80 : x - Step 2: Convert to fraction form
4,127,860.96/6,191,572.68 = 1,287,647.80/x - Step 3: Cross multiply
4,127,860.96x = 6,191,572.68 × 1,287,647.80 - Step 4: Simplify right side
4,127,860.96x = 7,972,564,939,942.10 - Step 5: Solve for x
x = 7,972,564,939,942.10/4,127,860.96 - Step 6: Final answer
x = 1,931,403.46
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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.