Finding the Fourth Proportional to 4,518,328.08, 6,235,228.89 and 2,558,155.56
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Solution
The fourth proportional to 4,518,328.08, 6,235,228.89 and 2,558,155.56 is: 3,530,218.52
Step by Step Solution
- Step 1: Write the proportion equation
4,518,328.08 : 6,235,228.89 = 2,558,155.56 : x - Step 2: Convert to fraction form
4,518,328.08/6,235,228.89 = 2,558,155.56/x - Step 3: Cross multiply
4,518,328.08x = 6,235,228.89 × 2,558,155.56 - Step 4: Simplify right side
4,518,328.08x = 15,950,685,452,826.13 - Step 5: Solve for x
x = 15,950,685,452,826.13/4,518,328.08 - Step 6: Final answer
x = 3,530,218.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.