Finding the Fourth Proportional to 2,927,189.48, 4,391,202.48 and 905,605.95
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Solution
The fourth proportional to 2,927,189.48, 4,391,202.48 and 905,605.95 is: 1,358,538.33
Step by Step Solution
- Step 1: Write the proportion equation
2,927,189.48 : 4,391,202.48 = 905,605.95 : x - Step 2: Convert to fraction form
2,927,189.48/4,391,202.48 = 905,605.95/x - Step 3: Cross multiply
2,927,189.48x = 4,391,202.48 × 905,605.95 - Step 4: Simplify right side
2,927,189.48x = 3,976,699,106,613.74 - Step 5: Solve for x
x = 3,976,699,106,613.74/2,927,189.48 - Step 6: Final answer
x = 1,358,538.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.