Finding the Fourth Proportional to 2,238,252.20, 3,357,378.30 and 555,355.70
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Solution
The fourth proportional to 2,238,252.20, 3,357,378.30 and 555,355.70 is: 833,033.55
Step by Step Solution
- Step 1: Write the proportion equation
2,238,252.20 : 3,357,378.30 = 555,355.70 : x - Step 2: Convert to fraction form
2,238,252.20/3,357,378.30 = 555,355.70/x - Step 3: Cross multiply
2,238,252.20x = 3,357,378.30 × 555,355.70 - Step 4: Simplify right side
2,238,252.20x = 1,864,539,175,961.31 - Step 5: Solve for x
x = 1,864,539,175,961.31/2,238,252.20 - Step 6: Final answer
x = 833,033.55
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1.5x scale
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.