Finding the Fourth Proportional to 5,742,864.34, 7,925,153.49 and 3,329,816.02
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Solution
The fourth proportional to 5,742,864.34, 7,925,153.49 and 3,329,816.02 is: 4,595,146.51
Step by Step Solution
- Step 1: Write the proportion equation
5,742,864.34 : 7,925,153.49 = 3,329,816.02 : x - Step 2: Convert to fraction form
5,742,864.34/7,925,153.49 = 3,329,816.02/x - Step 3: Cross multiply
5,742,864.34x = 7,925,153.49 × 3,329,816.02 - Step 4: Simplify right side
5,742,864.34x = 26,389,303,051,960.91 - Step 5: Solve for x
x = 26,389,303,051,960.91/5,742,864.34 - Step 6: Final answer
x = 4,595,146.51
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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.