Finding the Fourth Proportional to 2,497,090.84, 3,445,974.30 and 1,351,191.40
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Solution
The fourth proportional to 2,497,090.84, 3,445,974.30 and 1,351,191.40 is: 1,864,638.15
Step by Step Solution
- Step 1: Write the proportion equation
2,497,090.84 : 3,445,974.30 = 1,351,191.40 : x - Step 2: Convert to fraction form
2,497,090.84/3,445,974.30 = 1,351,191.40/x - Step 3: Cross multiply
2,497,090.84x = 3,445,974.30 × 1,351,191.40 - Step 4: Simplify right side
2,497,090.84x = 4,656,170,838,781.02 - Step 5: Solve for x
x = 4,656,170,838,781.02/2,497,090.84 - Step 6: Final answer
x = 1,864,638.15
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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.