Finding the Fourth Proportional to 4,896,742.70, 7,345,114.05 and 3,637,030.70
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Solution
The fourth proportional to 4,896,742.70, 7,345,114.05 and 3,637,030.70 is: 5,455,546.05
Step by Step Solution
- Step 1: Write the proportion equation
4,896,742.70 : 7,345,114.05 = 3,637,030.70 : x - Step 2: Convert to fraction form
4,896,742.70/7,345,114.05 = 3,637,030.70/x - Step 3: Cross multiply
4,896,742.70x = 7,345,114.05 × 3,637,030.70 - Step 4: Simplify right side
4,896,742.70x = 26,714,405,294,851.34 - Step 5: Solve for x
x = 26,714,405,294,851.34/4,896,742.70 - Step 6: Final answer
x = 5,455,546.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.