Finding the Fourth Proportional to 1,403,829.56, 1,937,284.77 and 759,249.74
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Solution
The fourth proportional to 1,403,829.56, 1,937,284.77 and 759,249.74 is: 1,047,764.63
Step by Step Solution
- Step 1: Write the proportion equation
1,403,829.56 : 1,937,284.77 = 759,249.74 : x - Step 2: Convert to fraction form
1,403,829.56/1,937,284.77 = 759,249.74/x - Step 3: Cross multiply
1,403,829.56x = 1,937,284.77 × 759,249.74 - Step 4: Simplify right side
1,403,829.56x = 1,470,882,948,242.04 - Step 5: Solve for x
x = 1,470,882,948,242.04/1,403,829.56 - Step 6: Final answer
x = 1,047,764.63
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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.