Finding the Fourth Proportional to 2,547,429.14, 3,515,452.09 and 1,401,484.88
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Solution
The fourth proportional to 2,547,429.14, 3,515,452.09 and 1,401,484.88 is: 1,934,049.06
Step by Step Solution
- Step 1: Write the proportion equation
2,547,429.14 : 3,515,452.09 = 1,401,484.88 : x - Step 2: Convert to fraction form
2,547,429.14/3,515,452.09 = 1,401,484.88/x - Step 3: Cross multiply
2,547,429.14x = 3,515,452.09 × 1,401,484.88 - Step 4: Simplify right side
2,547,429.14x = 4,926,852,925,914.71 - Step 5: Solve for x
x = 4,926,852,925,914.71/2,547,429.14 - Step 6: Final answer
x = 1,934,049.06
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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.