Finding the Fourth Proportional to 2,220,317.08, 3,064,112.18 and 1,360,711.60
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Solution
The fourth proportional to 2,220,317.08, 3,064,112.18 and 1,360,711.60 is: 1,877,827.73
Step by Step Solution
- Step 1: Write the proportion equation
2,220,317.08 : 3,064,112.18 = 1,360,711.60 : x - Step 2: Convert to fraction form
2,220,317.08/3,064,112.18 = 1,360,711.60/x - Step 3: Cross multiply
2,220,317.08x = 3,064,112.18 × 1,360,711.60 - Step 4: Simplify right side
2,220,317.08x = 4,169,372,987,027.29 - Step 5: Solve for x
x = 4,169,372,987,027.29/2,220,317.08 - Step 6: Final answer
x = 1,877,827.73
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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.