Finding the Fourth Proportional to 2,211,421.98, 3,317,130.18 and 695,237.25
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Solution
The fourth proportional to 2,211,421.98, 3,317,130.18 and 695,237.25 is: 1,042,855.00
Step by Step Solution
- Step 1: Write the proportion equation
2,211,421.98 : 3,317,130.18 = 695,237.25 : x - Step 2: Convert to fraction form
2,211,421.98/3,317,130.18 = 695,237.25/x - Step 3: Cross multiply
2,211,421.98x = 3,317,130.18 × 695,237.25 - Step 4: Simplify right side
2,211,421.98x = 2,306,192,464,235.21 - Step 5: Solve for x
x = 2,306,192,464,235.21/2,211,421.98 - Step 6: Final answer
x = 1,042,855.00
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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.