Finding the Fourth Proportional to 1,031,735.64, 1,423,800.54 and 572,866.68
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Solution
The fourth proportional to 1,031,735.64, 1,423,800.54 and 572,866.68 is: 790,558.99
Step by Step Solution
- Step 1: Write the proportion equation
1,031,735.64 : 1,423,800.54 = 572,866.68 : x - Step 2: Convert to fraction form
1,031,735.64/1,423,800.54 = 572,866.68/x - Step 3: Cross multiply
1,031,735.64x = 1,423,800.54 × 572,866.68 - Step 4: Simplify right side
1,031,735.64x = 815,647,888,332.01 - Step 5: Solve for x
x = 815,647,888,332.01/1,031,735.64 - Step 6: Final answer
x = 790,558.99
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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.