Finding the Fourth Proportional to 4,312,328.88, 5,950,909.58 and 2,378,547.92
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Solution
The fourth proportional to 4,312,328.88, 5,950,909.58 and 2,378,547.92 is: 3,282,338.62
Step by Step Solution
- Step 1: Write the proportion equation
4,312,328.88 : 5,950,909.58 = 2,378,547.92 : x - Step 2: Convert to fraction form
4,312,328.88/5,950,909.58 = 2,378,547.92/x - Step 3: Cross multiply
4,312,328.88x = 5,950,909.58 × 2,378,547.92 - Step 4: Simplify right side
4,312,328.88x = 14,154,523,603,617.07 - Step 5: Solve for x
x = 14,154,523,603,617.07/4,312,328.88 - Step 6: Final answer
x = 3,282,338.62
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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.