Finding the Fourth Proportional to 2,038,966.23, 3,058,817.09 and 840,221.31
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Solution
The fourth proportional to 2,038,966.23, 3,058,817.09 and 840,221.31 is: 1,260,483.50
Step by Step Solution
- Step 1: Write the proportion equation
2,038,966.23 : 3,058,817.09 = 840,221.31 : x - Step 2: Convert to fraction form
2,038,966.23/3,058,817.09 = 840,221.31/x - Step 3: Cross multiply
2,038,966.23x = 3,058,817.09 × 840,221.31 - Step 4: Simplify right side
2,038,966.23x = 2,570,083,298,209.08 - Step 5: Solve for x
x = 2,570,083,298,209.08/2,038,966.23 - Step 6: Final answer
x = 1,260,483.50
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1.5x scale
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.