Finding the Fourth Proportional to 4,305,924.84, 6,454,451.28 and 1,910,897.40
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Solution
The fourth proportional to 4,305,924.84, 6,454,451.28 and 1,910,897.40 is: 2,864,377.49
Step by Step Solution
- Step 1: Write the proportion equation
4,305,924.84 : 6,454,451.28 = 1,910,897.40 : x - Step 2: Convert to fraction form
4,305,924.84/6,454,451.28 = 1,910,897.40/x - Step 3: Cross multiply
4,305,924.84x = 6,454,451.28 × 1,910,897.40 - Step 4: Simplify right side
4,305,924.84x = 12,333,794,169,378.67 - Step 5: Solve for x
x = 12,333,794,169,378.67/4,305,924.84 - Step 6: Final answer
x = 2,864,377.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.