Finding the Fourth Proportional to 1,556,988.24, 2,148,277.05 and 945,125.85
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Solution
The fourth proportional to 1,556,988.24, 2,148,277.05 and 945,125.85 is: 1,304,051.07
Step by Step Solution
- Step 1: Write the proportion equation
1,556,988.24 : 2,148,277.05 = 945,125.85 : x - Step 2: Convert to fraction form
1,556,988.24/2,148,277.05 = 945,125.85/x - Step 3: Cross multiply
1,556,988.24x = 2,148,277.05 × 945,125.85 - Step 4: Simplify right side
1,556,988.24x = 2,030,392,172,916.74 - Step 5: Solve for x
x = 2,030,392,172,916.74/1,556,988.24 - Step 6: Final answer
x = 1,304,051.07
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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.