Finding the Fourth Proportional to 1,276,331.33, 1,761,337.55 and 695,554.63
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Solution
The fourth proportional to 1,276,331.33, 1,761,337.55 and 695,554.63 is: 959,865.56
Step by Step Solution
- Step 1: Write the proportion equation
1,276,331.33 : 1,761,337.55 = 695,554.63 : x - Step 2: Convert to fraction form
1,276,331.33/1,761,337.55 = 695,554.63/x - Step 3: Cross multiply
1,276,331.33x = 1,761,337.55 × 695,554.63 - Step 4: Simplify right side
1,276,331.33x = 1,225,106,487,895.36 - Step 5: Solve for x
x = 1,225,106,487,895.36/1,276,331.33 - Step 6: Final answer
x = 959,865.56
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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.