Finding the Fourth Proportional to 2,535,435.81, 3,497,346.81 and 2,070,964.53
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Solution
The fourth proportional to 2,535,435.81, 3,497,346.81 and 2,070,964.53 is: 2,856,661.24
Step by Step Solution
- Step 1: Write the proportion equation
2,535,435.81 : 3,497,346.81 = 2,070,964.53 : x - Step 2: Convert to fraction form
2,535,435.81/3,497,346.81 = 2,070,964.53/x - Step 3: Cross multiply
2,535,435.81x = 3,497,346.81 × 2,070,964.53 - Step 4: Simplify right side
2,535,435.81x = 7,242,881,192,618.65 - Step 5: Solve for x
x = 7,242,881,192,618.65/2,535,435.81 - Step 6: Final answer
x = 2,856,661.24
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.