Finding the Fourth Proportional to 3,724,509.65, 5,585,878.71 and 1,028,775.18
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Solution
The fourth proportional to 3,724,509.65, 5,585,878.71 and 1,028,775.18 is: 1,542,918.11
Step by Step Solution
- Step 1: Write the proportion equation
3,724,509.65 : 5,585,878.71 = 1,028,775.18 : x - Step 2: Convert to fraction form
3,724,509.65/5,585,878.71 = 1,028,775.18/x - Step 3: Cross multiply
3,724,509.65x = 5,585,878.71 × 1,028,775.18 - Step 4: Simplify right side
3,724,509.65x = 5,746,613,375,338.42 - Step 5: Solve for x
x = 5,746,613,375,338.42/3,724,509.65 - Step 6: Final answer
x = 1,542,918.11
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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.