Finding the Fourth Proportional to 1,514,648.06, 2,090,220.20 and 826,335.38
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Solution
The fourth proportional to 1,514,648.06, 2,090,220.20 and 826,335.38 is: 1,140,346.02
Step by Step Solution
- Step 1: Write the proportion equation
1,514,648.06 : 2,090,220.20 = 826,335.38 : x - Step 2: Convert to fraction form
1,514,648.06/2,090,220.20 = 826,335.38/x - Step 3: Cross multiply
1,514,648.06x = 2,090,220.20 × 826,335.38 - Step 4: Simplify right side
1,514,648.06x = 1,727,222,888,667.90 - Step 5: Solve for x
x = 1,727,222,888,667.90/1,514,648.06 - Step 6: Final answer
x = 1,140,346.02
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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.