Finding the Fourth Proportional to 1,744,983.03, 2,407,781.75 and 970,512.06
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Solution
The fourth proportional to 1,744,983.03, 2,407,781.75 and 970,512.06 is: 1,339,142.66
Step by Step Solution
- Step 1: Write the proportion equation
1,744,983.03 : 2,407,781.75 = 970,512.06 : x - Step 2: Convert to fraction form
1,744,983.03/2,407,781.75 = 970,512.06/x - Step 3: Cross multiply
1,744,983.03x = 2,407,781.75 × 970,512.06 - Step 4: Simplify right side
1,744,983.03x = 2,336,781,221,370.34 - Step 5: Solve for x
x = 2,336,781,221,370.34/1,744,983.03 - Step 6: Final answer
x = 1,339,142.66
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1.5x scale
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.