Finding the Fourth Proportional to 1,556,700.96, 2,148,154.68 and 903,276.39
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Solution
The fourth proportional to 1,556,700.96, 2,148,154.68 and 903,276.39 is: 1,246,467.66
Step by Step Solution
- Step 1: Write the proportion equation
1,556,700.96 : 2,148,154.68 = 903,276.39 : x - Step 2: Convert to fraction form
1,556,700.96/2,148,154.68 = 903,276.39/x - Step 3: Cross multiply
1,556,700.96x = 2,148,154.68 × 903,276.39 - Step 4: Simplify right side
1,556,700.96x = 1,940,377,404,512.01 - Step 5: Solve for x
x = 1,940,377,404,512.01/1,556,700.96 - Step 6: Final answer
x = 1,246,467.66
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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.