Finding the Fourth Proportional to 4,709,590.36, 7,054,926.84 and 2,147,280.68
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Solution
The fourth proportional to 4,709,590.36, 7,054,926.84 and 2,147,280.68 is: 3,216,608.44
Step by Step Solution
- Step 1: Write the proportion equation
4,709,590.36 : 7,054,926.84 = 2,147,280.68 : x - Step 2: Convert to fraction form
4,709,590.36/7,054,926.84 = 2,147,280.68/x - Step 3: Cross multiply
4,709,590.36x = 7,054,926.84 × 2,147,280.68 - Step 4: Simplify right side
4,709,590.36x = 15,148,908,102,345.45 - Step 5: Solve for x
x = 15,148,908,102,345.45/4,709,590.36 - Step 6: Final answer
x = 3,216,608.44
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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.