Finding the Fourth Proportional to 1,720,848.54, 2,374,673.49 and 956,885.70
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Solution
The fourth proportional to 1,720,848.54, 2,374,673.49 and 956,885.70 is: 1,320,448.05
Step by Step Solution
- Step 1: Write the proportion equation
1,720,848.54 : 2,374,673.49 = 956,885.70 : x - Step 2: Convert to fraction form
1,720,848.54/2,374,673.49 = 956,885.70/x - Step 3: Cross multiply
1,720,848.54x = 2,374,673.49 × 956,885.70 - Step 4: Simplify right side
1,720,848.54x = 2,272,291,104,750.09 - Step 5: Solve for x
x = 2,272,291,104,750.09/1,720,848.54 - Step 6: Final answer
x = 1,320,448.05
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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.