Finding the Fourth Proportional to 4,205,259.18, 5,803,259.99 and 2,271,519.75
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Solution
The fourth proportional to 4,205,259.18, 5,803,259.99 and 2,271,519.75 is: 3,134,698.51
Step by Step Solution
- Step 1: Write the proportion equation
4,205,259.18 : 5,803,259.99 = 2,271,519.75 : x - Step 2: Convert to fraction form
4,205,259.18/5,803,259.99 = 2,271,519.75/x - Step 3: Cross multiply
4,205,259.18x = 5,803,259.99 × 2,271,519.75 - Step 4: Simplify right side
4,205,259.18x = 13,182,219,692,074.43 - Step 5: Solve for x
x = 13,182,219,692,074.43/4,205,259.18 - Step 6: Final answer
x = 3,134,698.51
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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.