Finding the Fourth Proportional to 2,038,984.71, 3,058,279.62 and 619,053.09
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Solution
The fourth proportional to 2,038,984.71, 3,058,279.62 and 619,053.09 is: 928,519.68
Step by Step Solution
- Step 1: Write the proportion equation
2,038,984.71 : 3,058,279.62 = 619,053.09 : x - Step 2: Convert to fraction form
2,038,984.71/3,058,279.62 = 619,053.09/x - Step 3: Cross multiply
2,038,984.71x = 3,058,279.62 × 619,053.09 - Step 4: Simplify right side
2,038,984.71x = 1,893,237,433,553.63 - Step 5: Solve for x
x = 1,893,237,433,553.63/2,038,984.71 - Step 6: Final answer
x = 928,519.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.