Finding the Fourth Proportional to 1,670,331.98, 2,305,064.24 and 906,385.52
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Solution
The fourth proportional to 1,670,331.98, 2,305,064.24 and 906,385.52 is: 1,250,815.33
Step by Step Solution
- Step 1: Write the proportion equation
1,670,331.98 : 2,305,064.24 = 906,385.52 : x - Step 2: Convert to fraction form
1,670,331.98/2,305,064.24 = 906,385.52/x - Step 3: Cross multiply
1,670,331.98x = 2,305,064.24 × 906,385.52 - Step 4: Simplify right side
1,670,331.98x = 2,089,276,849,805.81 - Step 5: Solve for x
x = 2,089,276,849,805.81/1,670,331.98 - Step 6: Final answer
x = 1,250,815.33
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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.