Finding the Fourth Proportional to 1,031,595.96, 1,423,536.78 and 572,719.62
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Solution
The fourth proportional to 1,031,595.96, 1,423,536.78 and 572,719.62 is: 790,316.63
Step by Step Solution
- Step 1: Write the proportion equation
1,031,595.96 : 1,423,536.78 = 572,719.62 : x - Step 2: Convert to fraction form
1,031,595.96/1,423,536.78 = 572,719.62/x - Step 3: Cross multiply
1,031,595.96x = 1,423,536.78 × 572,719.62 - Step 4: Simplify right side
1,031,595.96x = 815,287,443,697.62 - Step 5: Solve for x
x = 815,287,443,697.62/1,031,595.96 - Step 6: Final answer
x = 790,316.63
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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.