Finding the Fourth Proportional to 1,671,845.13, 2,307,852.61 and 1,128,716.64
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Solution
The fourth proportional to 1,671,845.13, 2,307,852.61 and 1,128,716.64 is: 1,558,105.83
Step by Step Solution
- Step 1: Write the proportion equation
1,671,845.13 : 2,307,852.61 = 1,128,716.64 : x - Step 2: Convert to fraction form
1,671,845.13/2,307,852.61 = 1,128,716.64/x - Step 3: Cross multiply
1,671,845.13x = 2,307,852.61 × 1,128,716.64 - Step 4: Simplify right side
1,671,845.13x = 2,604,911,640,752.64 - Step 5: Solve for x
x = 2,604,911,640,752.64/1,671,845.13 - Step 6: Final answer
x = 1,558,105.83
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.