Finding the Fourth Proportional to 1,477,051.81, 2,038,272.26 and 832,605.68
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Solution
The fourth proportional to 1,477,051.81, 2,038,272.26 and 832,605.68 is: 1,148,962.45
Step by Step Solution
- Step 1: Write the proportion equation
1,477,051.81 : 2,038,272.26 = 832,605.68 : x - Step 2: Convert to fraction form
1,477,051.81/2,038,272.26 = 832,605.68/x - Step 3: Cross multiply
1,477,051.81x = 2,038,272.26 × 832,605.68 - Step 4: Simplify right side
1,477,051.81x = 1,697,077,061,995.09 - Step 5: Solve for x
x = 1,697,077,061,995.09/1,477,051.81 - Step 6: Final answer
x = 1,148,962.45
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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.