Finding the Fourth Proportional to 1,031,406.48, 1,423,318.44 and 572,494.08
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Solution
The fourth proportional to 1,031,406.48, 1,423,318.44 and 572,494.08 is: 790,029.34
Step by Step Solution
- Step 1: Write the proportion equation
1,031,406.48 : 1,423,318.44 = 572,494.08 : x - Step 2: Convert to fraction form
1,031,406.48/1,423,318.44 = 572,494.08/x - Step 3: Cross multiply
1,031,406.48x = 1,423,318.44 × 572,494.08 - Step 4: Simplify right side
1,031,406.48x = 814,841,380,854.84 - Step 5: Solve for x
x = 814,841,380,854.84/1,031,406.48 - Step 6: Final answer
x = 790,029.34
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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.