Finding the Fourth Proportional to 2,588,848.70, 3,572,627.79 and 1,443,001.70
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Solution
The fourth proportional to 2,588,848.70, 3,572,627.79 and 1,443,001.70 is: 1,991,351.59
Step by Step Solution
- Step 1: Write the proportion equation
2,588,848.70 : 3,572,627.79 = 1,443,001.70 : x - Step 2: Convert to fraction form
2,588,848.70/3,572,627.79 = 1,443,001.70/x - Step 3: Cross multiply
2,588,848.70x = 3,572,627.79 × 1,443,001.70 - Step 4: Simplify right side
2,588,848.70x = 5,155,307,974,437.24 - Step 5: Solve for x
x = 5,155,307,974,437.24/2,588,848.70 - Step 6: Final answer
x = 1,991,351.59
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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.