Finding the Fourth Proportional to 2,547,341.64, 3,515,580 and 1,901,640.42
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Solution
The fourth proportional to 2,547,341.64, 3,515,580 and 1,901,640.42 is: 2,624,449.32
Step by Step Solution
- Step 1: Write the proportion equation
2,547,341.64 : 3,515,580 = 1,901,640.42 : x - Step 2: Convert to fraction form
2,547,341.64/3,515,580 = 1,901,640.42/x - Step 3: Cross multiply
2,547,341.64x = 3,515,580 × 1,901,640.42 - Step 4: Simplify right side
2,547,341.64x = 6,685,369,027,743.60 - Step 5: Solve for x
x = 6,685,369,027,743.60/2,547,341.64 - Step 6: Final answer
x = 2,624,449.32
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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.