Finding the Fourth Proportional to 2,521,371.62, 3,762,392.19 and 2,249,631.79
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Solution
The fourth proportional to 2,521,371.62, 3,762,392.19 and 2,249,631.79 is: 3,356,901.86
Step by Step Solution
- Step 1: Write the proportion equation
2,521,371.62 : 3,762,392.19 = 2,249,631.79 : x - Step 2: Convert to fraction form
2,521,371.62/3,762,392.19 = 2,249,631.79/x - Step 3: Cross multiply
2,521,371.62x = 3,762,392.19 × 2,249,631.79 - Step 4: Simplify right side
2,521,371.62x = 8,463,997,077,071.72 - Step 5: Solve for x
x = 8,463,997,077,071.72/2,521,371.62 - Step 6: Final answer
x = 3,356,901.86
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.