Finding the Fourth Proportional to 1,572,654.26, 2,170,251.51 and 893,590.76
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Solution
The fourth proportional to 1,572,654.26, 2,170,251.51 and 893,590.76 is: 1,233,148.79
Step by Step Solution
- Step 1: Write the proportion equation
1,572,654.26 : 2,170,251.51 = 893,590.76 : x - Step 2: Convert to fraction form
1,572,654.26/2,170,251.51 = 893,590.76/x - Step 3: Cross multiply
1,572,654.26x = 2,170,251.51 × 893,590.76 - Step 4: Simplify right side
1,572,654.26x = 1,939,316,696,212.05 - Step 5: Solve for x
x = 1,939,316,696,212.05/1,572,654.26 - Step 6: Final answer
x = 1,233,148.79
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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.