Finding the Fourth Proportional to 2,984,038.92, 4,117,974.30 and 1,625,911.92
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Solution
The fourth proportional to 2,984,038.92, 4,117,974.30 and 1,625,911.92 is: 2,243,758.77
Step by Step Solution
- Step 1: Write the proportion equation
2,984,038.92 : 4,117,974.30 = 1,625,911.92 : x - Step 2: Convert to fraction form
2,984,038.92/4,117,974.30 = 1,625,911.92/x - Step 3: Cross multiply
2,984,038.92x = 4,117,974.30 × 1,625,911.92 - Step 4: Simplify right side
2,984,038.92x = 6,695,463,500,623.66 - Step 5: Solve for x
x = 6,695,463,500,623.66/2,984,038.92 - Step 6: Final answer
x = 2,243,758.77
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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.