Finding the Fourth Proportional to 2,356,853.94, 3,252,366.93 and 1,440,617.19
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Solution
The fourth proportional to 2,356,853.94, 3,252,366.93 and 1,440,617.19 is: 1,987,995.79
Step by Step Solution
- Step 1: Write the proportion equation
2,356,853.94 : 3,252,366.93 = 1,440,617.19 : x - Step 2: Convert to fraction form
2,356,853.94/3,252,366.93 = 1,440,617.19/x - Step 3: Cross multiply
2,356,853.94x = 3,252,366.93 × 1,440,617.19 - Step 4: Simplify right side
2,356,853.94x = 4,685,415,707,545.53 - Step 5: Solve for x
x = 4,685,415,707,545.53/2,356,853.94 - Step 6: Final answer
x = 1,987,995.79
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1.5x scale
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.