Finding the Fourth Proportional to 2,169,604.23, 3,254,948.28 and 1,531,154.13
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Solution
The fourth proportional to 2,169,604.23, 3,254,948.28 and 1,531,154.13 is: 2,297,113.65
Step by Step Solution
- Step 1: Write the proportion equation
2,169,604.23 : 3,254,948.28 = 1,531,154.13 : x - Step 2: Convert to fraction form
2,169,604.23/3,254,948.28 = 1,531,154.13/x - Step 3: Cross multiply
2,169,604.23x = 3,254,948.28 × 1,531,154.13 - Step 4: Simplify right side
2,169,604.23x = 4,983,827,489,652.34 - Step 5: Solve for x
x = 4,983,827,489,652.34/2,169,604.23 - Step 6: Final answer
x = 2,297,113.65
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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.