Finding the Fourth Proportional to 1,026,965.99, 1,540,484.12 and 353,041.54
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Solution
The fourth proportional to 1,026,965.99, 1,540,484.12 and 353,041.54 is: 529,574.39
Step by Step Solution
- Step 1: Write the proportion equation
1,026,965.99 : 1,540,484.12 = 353,041.54 : x - Step 2: Convert to fraction form
1,026,965.99/1,540,484.12 = 353,041.54/x - Step 3: Cross multiply
1,026,965.99x = 1,540,484.12 × 353,041.54 - Step 4: Simplify right side
1,026,965.99x = 543,854,886,070.35 - Step 5: Solve for x
x = 543,854,886,070.35/1,026,965.99 - Step 6: Final answer
x = 529,574.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.