Finding the Fourth Proportional to 6,124,682.70, 9,187,024.05 and 3,138,698.70
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Solution
The fourth proportional to 6,124,682.70, 9,187,024.05 and 3,138,698.70 is: 4,708,048.05
Step by Step Solution
- Step 1: Write the proportion equation
6,124,682.70 : 9,187,024.05 = 3,138,698.70 : x - Step 2: Convert to fraction form
6,124,682.70/9,187,024.05 = 3,138,698.70/x - Step 3: Cross multiply
6,124,682.70x = 9,187,024.05 × 3,138,698.70 - Step 4: Simplify right side
6,124,682.70x = 28,835,300,442,603.74 - Step 5: Solve for x
x = 28,835,300,442,603.74/6,124,682.70 - Step 6: Final answer
x = 4,708,048.05
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Similar ratio
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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.