Finding the Fourth Proportional to 2,225,862.80, 3,338,794.20 and 542,966.30
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Solution
The fourth proportional to 2,225,862.80, 3,338,794.20 and 542,966.30 is: 814,449.45
Step by Step Solution
- Step 1: Write the proportion equation
2,225,862.80 : 3,338,794.20 = 542,966.30 : x - Step 2: Convert to fraction form
2,225,862.80/3,338,794.20 = 542,966.30/x - Step 3: Cross multiply
2,225,862.80x = 3,338,794.20 × 542,966.30 - Step 4: Simplify right side
2,225,862.80x = 1,812,852,733,235.46 - Step 5: Solve for x
x = 1,812,852,733,235.46/2,225,862.80 - Step 6: Final answer
x = 814,449.45
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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.