Finding the Fourth Proportional to 2,547,378.48, 3,515,630.40 and 1,901,677.44
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Solution
The fourth proportional to 2,547,378.48, 3,515,630.40 and 1,901,677.44 is: 2,624,500.08
Step by Step Solution
- Step 1: Write the proportion equation
2,547,378.48 : 3,515,630.40 = 1,901,677.44 : x - Step 2: Convert to fraction form
2,547,378.48/3,515,630.40 = 1,901,677.44/x - Step 3: Cross multiply
2,547,378.48x = 3,515,630.40 × 1,901,677.44 - Step 4: Simplify right side
2,547,378.48x = 6,685,595,019,058.18 - Step 5: Solve for x
x = 6,685,595,019,058.18/2,547,378.48 - Step 6: Final answer
x = 2,624,500.08
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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.