Finding the Fourth Proportional to 2,221,219.80, 3,331,829.68 and 538,323.30
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Solution
The fourth proportional to 2,221,219.80, 3,331,829.68 and 538,323.30 is: 807,484.94
Step by Step Solution
- Step 1: Write the proportion equation
2,221,219.80 : 3,331,829.68 = 538,323.30 : x - Step 2: Convert to fraction form
2,221,219.80/3,331,829.68 = 538,323.30/x - Step 3: Cross multiply
2,221,219.80x = 3,331,829.68 × 538,323.30 - Step 4: Simplify right side
2,221,219.80x = 1,793,601,547,029.74 - Step 5: Solve for x
x = 1,793,601,547,029.74/2,221,219.80 - Step 6: Final answer
x = 807,484.94
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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.