Finding the Fourth Proportional to 1,758,722.79, 2,425,110.15 and 1,145,738.82
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Solution
The fourth proportional to 1,758,722.79, 2,425,110.15 and 1,145,738.82 is: 1,579,864.00
Step by Step Solution
- Step 1: Write the proportion equation
1,758,722.79 : 2,425,110.15 = 1,145,738.82 : x - Step 2: Convert to fraction form
1,758,722.79/2,425,110.15 = 1,145,738.82/x - Step 3: Cross multiply
1,758,722.79x = 2,425,110.15 × 1,145,738.82 - Step 4: Simplify right side
1,758,722.79x = 2,778,542,831,874.46 - Step 5: Solve for x
x = 2,778,542,831,874.46/1,758,722.79 - Step 6: Final answer
x = 1,579,864.00
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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.