Finding the Fourth Proportional to 4,225,542.80, 6,338,314.20 and 1,233,726.80
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Solution
The fourth proportional to 4,225,542.80, 6,338,314.20 and 1,233,726.80 is: 1,850,590.20
Step by Step Solution
- Step 1: Write the proportion equation
4,225,542.80 : 6,338,314.20 = 1,233,726.80 : x - Step 2: Convert to fraction form
4,225,542.80/6,338,314.20 = 1,233,726.80/x - Step 3: Cross multiply
4,225,542.80x = 6,338,314.20 × 1,233,726.80 - Step 4: Simplify right side
4,225,542.80x = 7,819,748,095,360.56 - Step 5: Solve for x
x = 7,819,748,095,360.56/4,225,542.80 - Step 6: Final answer
x = 1,850,590.20
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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.