Finding the Fourth Proportional to 4,435,171.74, 6,653,578.19 and 1,403,300.84
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Solution
The fourth proportional to 4,435,171.74, 6,653,578.19 and 1,403,300.84 is: 2,105,210.88
Step by Step Solution
- Step 1: Write the proportion equation
4,435,171.74 : 6,653,578.19 = 1,403,300.84 : x - Step 2: Convert to fraction form
4,435,171.74/6,653,578.19 = 1,403,300.84/x - Step 3: Cross multiply
4,435,171.74x = 6,653,578.19 × 1,403,300.84 - Step 4: Simplify right side
4,435,171.74x = 9,336,971,822,748.28 - Step 5: Solve for x
x = 9,336,971,822,748.28/4,435,171.74 - Step 6: Final answer
x = 2,105,210.88
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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.