Finding the Fourth Proportional to 1,031,276.34, 1,423,150.50 and 572,394.84
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Solution
The fourth proportional to 1,031,276.34, 1,423,150.50 and 572,394.84 is: 789,898.86
Step by Step Solution
- Step 1: Write the proportion equation
1,031,276.34 : 1,423,150.50 = 572,394.84 : x - Step 2: Convert to fraction form
1,031,276.34/1,423,150.50 = 572,394.84/x - Step 3: Cross multiply
1,031,276.34x = 1,423,150.50 × 572,394.84 - Step 4: Simplify right side
1,031,276.34x = 814,604,002,743.42 - Step 5: Solve for x
x = 814,604,002,743.42/1,031,276.34 - Step 6: Final answer
x = 789,898.86
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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.